Home / 12,232.04-16,880.15-6,643.04

Finding the Fourth Proportional to 12,232.04, 16,880.15 and 6,643.04

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Solution

The fourth proportional to 12,232.04, 16,880.15 and 6,643.04 is: 9,167.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,232.04 : 16,880.15 = 6,643.04 : x
  2. Step 2: Convert to fraction form
    12,232.04/16,880.15 = 6,643.04/x
  3. Step 3: Cross multiply
    12,232.04x = 16,880.15 × 6,643.04
  4. Step 4: Simplify right side
    12,232.04x = 112,135,443.86
  5. Step 5: Solve for x
    x = 112,135,443.86/12,232.04
  6. Step 6: Final answer
    x = 9,167.36

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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.