Home / 3,068.10-4,233.69-2,124.90

Finding the Fourth Proportional to 3,068.10, 4,233.69 and 2,124.90

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Solution

The fourth proportional to 3,068.10, 4,233.69 and 2,124.90 is: 2,932.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068.10 : 4,233.69 = 2,124.90 : x
  2. Step 2: Convert to fraction form
    3,068.10/4,233.69 = 2,124.90/x
  3. Step 3: Cross multiply
    3,068.10x = 4,233.69 × 2,124.90
  4. Step 4: Simplify right side
    3,068.10x = 8,996,167.88
  5. Step 5: Solve for x
    x = 8,996,167.88/3,068.10
  6. Step 6: Final answer
    x = 2,932.16

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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.