Home / 9,715.28-14,569.88-3,474.41

Finding the Fourth Proportional to 9,715.28, 14,569.88 and 3,474.41

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Solution

The fourth proportional to 9,715.28, 14,569.88 and 3,474.41 is: 5,210.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,715.28 : 14,569.88 = 3,474.41 : x
  2. Step 2: Convert to fraction form
    9,715.28/14,569.88 = 3,474.41/x
  3. Step 3: Cross multiply
    9,715.28x = 14,569.88 × 3,474.41
  4. Step 4: Simplify right side
    9,715.28x = 50,621,646.55
  5. Step 5: Solve for x
    x = 50,621,646.55/9,715.28
  6. Step 6: Final answer
    x = 5,210.52

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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.