Home / 12,061.08-16,646.58-6,758.28

Finding the Fourth Proportional to 12,061.08, 16,646.58 and 6,758.28

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Solution

The fourth proportional to 12,061.08, 16,646.58 and 6,758.28 is: 9,327.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,061.08 : 16,646.58 = 6,758.28 : x
  2. Step 2: Convert to fraction form
    12,061.08/16,646.58 = 6,758.28/x
  3. Step 3: Cross multiply
    12,061.08x = 16,646.58 × 6,758.28
  4. Step 4: Simplify right side
    12,061.08x = 112,502,248.68
  5. Step 5: Solve for x
    x = 112,502,248.68/12,061.08
  6. Step 6: Final answer
    x = 9,327.71

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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.