Home / 10,257.90-14,155.12-6,714.96

Finding the Fourth Proportional to 10,257.90, 14,155.12 and 6,714.96

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Solution

The fourth proportional to 10,257.90, 14,155.12 and 6,714.96 is: 9,266.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,257.90 : 14,155.12 = 6,714.96 : x
  2. Step 2: Convert to fraction form
    10,257.90/14,155.12 = 6,714.96/x
  3. Step 3: Cross multiply
    10,257.90x = 14,155.12 × 6,714.96
  4. Step 4: Simplify right side
    10,257.90x = 95,051,064.60
  5. Step 5: Solve for x
    x = 95,051,064.60/10,257.90
  6. Step 6: Final answer
    x = 9,266.13

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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.