Home / 12,070.43-16,658.17-6,693.40

Finding the Fourth Proportional to 12,070.43, 16,658.17 and 6,693.40

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Solution

The fourth proportional to 12,070.43, 16,658.17 and 6,693.40 is: 9,237.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,070.43 : 16,658.17 = 6,693.40 : x
  2. Step 2: Convert to fraction form
    12,070.43/16,658.17 = 6,693.40/x
  3. Step 3: Cross multiply
    12,070.43x = 16,658.17 × 6,693.40
  4. Step 4: Simplify right side
    12,070.43x = 111,499,795.08
  5. Step 5: Solve for x
    x = 111,499,795.08/12,070.43
  6. Step 6: Final answer
    x = 9,237.43

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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.