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Finding the Fourth Proportional to 9,959.13, 14,938.88 and 2,563.74

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Solution

The fourth proportional to 9,959.13, 14,938.88 and 2,563.74 is: 3,845.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,959.13 : 14,938.88 = 2,563.74 : x
  2. Step 2: Convert to fraction form
    9,959.13/14,938.88 = 2,563.74/x
  3. Step 3: Cross multiply
    9,959.13x = 14,938.88 × 2,563.74
  4. Step 4: Simplify right side
    9,959.13x = 38,299,391.39
  5. Step 5: Solve for x
    x = 38,299,391.39/9,959.13
  6. Step 6: Final answer
    x = 3,845.66

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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.