Home / 10,458.14-15,685.59-3,060.86

Finding the Fourth Proportional to 10,458.14, 15,685.59 and 3,060.86

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Solution

The fourth proportional to 10,458.14, 15,685.59 and 3,060.86 is: 4,590.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,458.14 : 15,685.59 = 3,060.86 : x
  2. Step 2: Convert to fraction form
    10,458.14/15,685.59 = 3,060.86/x
  3. Step 3: Cross multiply
    10,458.14x = 15,685.59 × 3,060.86
  4. Step 4: Simplify right side
    10,458.14x = 48,011,395.01
  5. Step 5: Solve for x
    x = 48,011,395.01/10,458.14
  6. Step 6: Final answer
    x = 4,590.82

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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.