Home / 6,312.32-9,468.68-2,415.81

Finding the Fourth Proportional to 6,312.32, 9,468.68 and 2,415.81

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Solution

The fourth proportional to 6,312.32, 9,468.68 and 2,415.81 is: 3,623.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,312.32 : 9,468.68 = 2,415.81 : x
  2. Step 2: Convert to fraction form
    6,312.32/9,468.68 = 2,415.81/x
  3. Step 3: Cross multiply
    6,312.32x = 9,468.68 × 2,415.81
  4. Step 4: Simplify right side
    6,312.32x = 22,874,531.83
  5. Step 5: Solve for x
    x = 22,874,531.83/6,312.32
  6. Step 6: Final answer
    x = 3,623.79

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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.