Home / 10,376.52-15,564.39-5,698.71

Finding the Fourth Proportional to 10,376.52, 15,564.39 and 5,698.71

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Solution

The fourth proportional to 10,376.52, 15,564.39 and 5,698.71 is: 8,547.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,376.52 : 15,564.39 = 5,698.71 : x
  2. Step 2: Convert to fraction form
    10,376.52/15,564.39 = 5,698.71/x
  3. Step 3: Cross multiply
    10,376.52x = 15,564.39 × 5,698.71
  4. Step 4: Simplify right side
    10,376.52x = 88,696,944.94
  5. Step 5: Solve for x
    x = 88,696,944.94/10,376.52
  6. Step 6: Final answer
    x = 8,547.85

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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.