Home / 10,146.12-14,001.06-5,955.72

Finding the Fourth Proportional to 10,146.12, 14,001.06 and 5,955.72

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Solution

The fourth proportional to 10,146.12, 14,001.06 and 5,955.72 is: 8,218.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,146.12 : 14,001.06 = 5,955.72 : x
  2. Step 2: Convert to fraction form
    10,146.12/14,001.06 = 5,955.72/x
  3. Step 3: Cross multiply
    10,146.12x = 14,001.06 × 5,955.72
  4. Step 4: Simplify right side
    10,146.12x = 83,386,393.06
  5. Step 5: Solve for x
    x = 83,386,393.06/10,146.12
  6. Step 6: Final answer
    x = 8,218.55

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.