Home / 3,411.41-5,118.02-1,658.16

Finding the Fourth Proportional to 3,411.41, 5,118.02 and 1,658.16

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Solution

The fourth proportional to 3,411.41, 5,118.02 and 1,658.16 is: 2,487.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,411.41 : 5,118.02 = 1,658.16 : x
  2. Step 2: Convert to fraction form
    3,411.41/5,118.02 = 1,658.16/x
  3. Step 3: Cross multiply
    3,411.41x = 5,118.02 × 1,658.16
  4. Step 4: Simplify right side
    3,411.41x = 8,486,487.75
  5. Step 5: Solve for x
    x = 8,486,487.75/3,411.41
  6. Step 6: Final answer
    x = 2,487.68

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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.