Home / 5,610.40-8,415.42-1,714.84

Finding the Fourth Proportional to 5,610.40, 8,415.42 and 1,714.84

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Solution

The fourth proportional to 5,610.40, 8,415.42 and 1,714.84 is: 2,572.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,610.40 : 8,415.42 = 1,714.84 : x
  2. Step 2: Convert to fraction form
    5,610.40/8,415.42 = 1,714.84/x
  3. Step 3: Cross multiply
    5,610.40x = 8,415.42 × 1,714.84
  4. Step 4: Simplify right side
    5,610.40x = 14,431,098.83
  5. Step 5: Solve for x
    x = 14,431,098.83/5,610.40
  6. Step 6: Final answer
    x = 2,572.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.