Home / 9,551.51-13,180.45-5,776.76

Finding the Fourth Proportional to 9,551.51, 13,180.45 and 5,776.76

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Solution

The fourth proportional to 9,551.51, 13,180.45 and 5,776.76 is: 7,971.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,551.51 : 13,180.45 = 5,776.76 : x
  2. Step 2: Convert to fraction form
    9,551.51/13,180.45 = 5,776.76/x
  3. Step 3: Cross multiply
    9,551.51x = 13,180.45 × 5,776.76
  4. Step 4: Simplify right side
    9,551.51x = 76,140,216.00
  5. Step 5: Solve for x
    x = 76,140,216.00/9,551.51
  6. Step 6: Final answer
    x = 7,971.53

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Half scale
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Double scale
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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.