Home / 12,071.30-16,658.87-6,765.93

Finding the Fourth Proportional to 12,071.30, 16,658.87 and 6,765.93

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Solution

The fourth proportional to 12,071.30, 16,658.87 and 6,765.93 is: 9,337.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,071.30 : 16,658.87 = 6,765.93 : x
  2. Step 2: Convert to fraction form
    12,071.30/16,658.87 = 6,765.93/x
  3. Step 3: Cross multiply
    12,071.30x = 16,658.87 × 6,765.93
  4. Step 4: Simplify right side
    12,071.30x = 112,712,714.47
  5. Step 5: Solve for x
    x = 112,712,714.47/12,071.30
  6. Step 6: Final answer
    x = 9,337.25

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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.