Home / 3,682.02-5,082.85-2,423.74

Finding the Fourth Proportional to 3,682.02, 5,082.85 and 2,423.74

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Solution

The fourth proportional to 3,682.02, 5,082.85 and 2,423.74 is: 3,345.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,682.02 : 5,082.85 = 2,423.74 : x
  2. Step 2: Convert to fraction form
    3,682.02/5,082.85 = 2,423.74/x
  3. Step 3: Cross multiply
    3,682.02x = 5,082.85 × 2,423.74
  4. Step 4: Simplify right side
    3,682.02x = 12,319,506.71
  5. Step 5: Solve for x
    x = 12,319,506.71/3,682.02
  6. Step 6: Final answer
    x = 3,345.85

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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.