Home / 8,085.61-11,156.29-4,547.53

Finding the Fourth Proportional to 8,085.61, 11,156.29 and 4,547.53

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Solution

The fourth proportional to 8,085.61, 11,156.29 and 4,547.53 is: 6,274.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085.61 : 11,156.29 = 4,547.53 : x
  2. Step 2: Convert to fraction form
    8,085.61/11,156.29 = 4,547.53/x
  3. Step 3: Cross multiply
    8,085.61x = 11,156.29 × 4,547.53
  4. Step 4: Simplify right side
    8,085.61x = 50,733,563.46
  5. Step 5: Solve for x
    x = 50,733,563.46/8,085.61
  6. Step 6: Final answer
    x = 6,274.55

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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.