Home / 6,565.18-9,051.52-4,678.90

Finding the Fourth Proportional to 6,565.18, 9,051.52 and 4,678.90

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Solution

The fourth proportional to 6,565.18, 9,051.52 and 4,678.90 is: 6,450.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,565.18 : 9,051.52 = 4,678.90 : x
  2. Step 2: Convert to fraction form
    6,565.18/9,051.52 = 4,678.90/x
  3. Step 3: Cross multiply
    6,565.18x = 9,051.52 × 4,678.90
  4. Step 4: Simplify right side
    6,565.18x = 42,351,156.93
  5. Step 5: Solve for x
    x = 42,351,156.93/6,565.18
  6. Step 6: Final answer
    x = 6,450.88

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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.