Home / 4,331.64-6,498-1,409.16

Finding the Fourth Proportional to 4,331.64, 6,498 and 1,409.16

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Solution

The fourth proportional to 4,331.64, 6,498 and 1,409.16 is: 2,113.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,331.64 : 6,498 = 1,409.16 : x
  2. Step 2: Convert to fraction form
    4,331.64/6,498 = 1,409.16/x
  3. Step 3: Cross multiply
    4,331.64x = 6,498 × 1,409.16
  4. Step 4: Simplify right side
    4,331.64x = 9,156,721.68
  5. Step 5: Solve for x
    x = 9,156,721.68/4,331.64
  6. Step 6: Final answer
    x = 2,113.92

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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.