Home / 12,062.46-16,646.49-6,758.36

Finding the Fourth Proportional to 12,062.46, 16,646.49 and 6,758.36

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Solution

The fourth proportional to 12,062.46, 16,646.49 and 6,758.36 is: 9,326.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,062.46 : 16,646.49 = 6,758.36 : x
  2. Step 2: Convert to fraction form
    12,062.46/16,646.49 = 6,758.36/x
  3. Step 3: Cross multiply
    12,062.46x = 16,646.49 × 6,758.36
  4. Step 4: Simplify right side
    12,062.46x = 112,502,972.16
  5. Step 5: Solve for x
    x = 112,502,972.16/12,062.46
  6. Step 6: Final answer
    x = 9,326.70

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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.