Home / 3,136.24-4,330.02-2,017.66

Finding the Fourth Proportional to 3,136.24, 4,330.02 and 2,017.66

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Solution

The fourth proportional to 3,136.24, 4,330.02 and 2,017.66 is: 2,785.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136.24 : 4,330.02 = 2,017.66 : x
  2. Step 2: Convert to fraction form
    3,136.24/4,330.02 = 2,017.66/x
  3. Step 3: Cross multiply
    3,136.24x = 4,330.02 × 2,017.66
  4. Step 4: Simplify right side
    3,136.24x = 8,736,508.15
  5. Step 5: Solve for x
    x = 8,736,508.15/3,136.24
  6. Step 6: Final answer
    x = 2,785.66

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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.