Home / 12,070.92-16,658.55-6,767.46

Finding the Fourth Proportional to 12,070.92, 16,658.55 and 6,767.46

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Solution

The fourth proportional to 12,070.92, 16,658.55 and 6,767.46 is: 9,339.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,070.92 : 16,658.55 = 6,767.46 : x
  2. Step 2: Convert to fraction form
    12,070.92/16,658.55 = 6,767.46/x
  3. Step 3: Cross multiply
    12,070.92x = 16,658.55 × 6,767.46
  4. Step 4: Simplify right side
    12,070.92x = 112,736,070.78
  5. Step 5: Solve for x
    x = 112,736,070.78/12,070.92
  6. Step 6: Final answer
    x = 9,339.48

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Half scale
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Double scale
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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.