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Finding the Fourth Proportional to 7,256.56, 10,884.84 and 2,877.10

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Solution

The fourth proportional to 7,256.56, 10,884.84 and 2,877.10 is: 4,315.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,256.56 : 10,884.84 = 2,877.10 : x
  2. Step 2: Convert to fraction form
    7,256.56/10,884.84 = 2,877.10/x
  3. Step 3: Cross multiply
    7,256.56x = 10,884.84 × 2,877.10
  4. Step 4: Simplify right side
    7,256.56x = 31,316,773.16
  5. Step 5: Solve for x
    x = 31,316,773.16/7,256.56
  6. Step 6: Final answer
    x = 4,315.65

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.