Home / 10,458.04-14,432.04-5,677.88

Finding the Fourth Proportional to 10,458.04, 14,432.04 and 5,677.88

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Solution

The fourth proportional to 10,458.04, 14,432.04 and 5,677.88 is: 7,835.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,458.04 : 14,432.04 = 5,677.88 : x
  2. Step 2: Convert to fraction form
    10,458.04/14,432.04 = 5,677.88/x
  3. Step 3: Cross multiply
    10,458.04x = 14,432.04 × 5,677.88
  4. Step 4: Simplify right side
    10,458.04x = 81,943,391.28
  5. Step 5: Solve for x
    x = 81,943,391.28/10,458.04
  6. Step 6: Final answer
    x = 7,835.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.