Home / 12,060.42-16,643.68-6,755.10

Finding the Fourth Proportional to 12,060.42, 16,643.68 and 6,755.10

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Solution

The fourth proportional to 12,060.42, 16,643.68 and 6,755.10 is: 9,322.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,060.42 : 16,643.68 = 6,755.10 : x
  2. Step 2: Convert to fraction form
    12,060.42/16,643.68 = 6,755.10/x
  3. Step 3: Cross multiply
    12,060.42x = 16,643.68 × 6,755.10
  4. Step 4: Simplify right side
    12,060.42x = 112,429,722.77
  5. Step 5: Solve for x
    x = 112,429,722.77/12,060.42
  6. Step 6: Final answer
    x = 9,322.21

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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.