Home / 5,561.35-8,342.46-1,612.68

Finding the Fourth Proportional to 5,561.35, 8,342.46 and 1,612.68

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Solution

The fourth proportional to 5,561.35, 8,342.46 and 1,612.68 is: 2,419.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,561.35 : 8,342.46 = 1,612.68 : x
  2. Step 2: Convert to fraction form
    5,561.35/8,342.46 = 1,612.68/x
  3. Step 3: Cross multiply
    5,561.35x = 8,342.46 × 1,612.68
  4. Step 4: Simplify right side
    5,561.35x = 13,453,687.11
  5. Step 5: Solve for x
    x = 13,453,687.11/5,561.35
  6. Step 6: Final answer
    x = 2,419.14

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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.