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Finding the Fourth Proportional to 10,296.65, 15,445.80 and 2,901.71

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Solution

The fourth proportional to 10,296.65, 15,445.80 and 2,901.71 is: 4,352.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,296.65 : 15,445.80 = 2,901.71 : x
  2. Step 2: Convert to fraction form
    10,296.65/15,445.80 = 2,901.71/x
  3. Step 3: Cross multiply
    10,296.65x = 15,445.80 × 2,901.71
  4. Step 4: Simplify right side
    10,296.65x = 44,819,155.09
  5. Step 5: Solve for x
    x = 44,819,155.09/10,296.65
  6. Step 6: Final answer
    x = 4,352.79

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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.