Home / 10,186.72-14,060.30-6,210.52

Finding the Fourth Proportional to 10,186.72, 14,060.30 and 6,210.52

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Solution

The fourth proportional to 10,186.72, 14,060.30 and 6,210.52 is: 8,572.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,186.72 : 14,060.30 = 6,210.52 : x
  2. Step 2: Convert to fraction form
    10,186.72/14,060.30 = 6,210.52/x
  3. Step 3: Cross multiply
    10,186.72x = 14,060.30 × 6,210.52
  4. Step 4: Simplify right side
    10,186.72x = 87,321,774.36
  5. Step 5: Solve for x
    x = 87,321,774.36/10,186.72
  6. Step 6: Final answer
    x = 8,572.12

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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.