Home / 3,641.18-5,462.40-2,409.59

Finding the Fourth Proportional to 3,641.18, 5,462.40 and 2,409.59

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Solution

The fourth proportional to 3,641.18, 5,462.40 and 2,409.59 is: 3,614.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,641.18 : 5,462.40 = 2,409.59 : x
  2. Step 2: Convert to fraction form
    3,641.18/5,462.40 = 2,409.59/x
  3. Step 3: Cross multiply
    3,641.18x = 5,462.40 × 2,409.59
  4. Step 4: Simplify right side
    3,641.18x = 13,162,117.10
  5. Step 5: Solve for x
    x = 13,162,117.10/3,641.18
  6. Step 6: Final answer
    x = 3,614.80

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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.