Home / 10,891.84-16,332.43-4,565.53

Finding the Fourth Proportional to 10,891.84, 16,332.43 and 4,565.53

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Solution

The fourth proportional to 10,891.84, 16,332.43 and 4,565.53 is: 6,846.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,891.84 : 16,332.43 = 4,565.53 : x
  2. Step 2: Convert to fraction form
    10,891.84/16,332.43 = 4,565.53/x
  3. Step 3: Cross multiply
    10,891.84x = 16,332.43 × 4,565.53
  4. Step 4: Simplify right side
    10,891.84x = 74,566,199.14
  5. Step 5: Solve for x
    x = 74,566,199.14/10,891.84
  6. Step 6: Final answer
    x = 6,846.06

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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.