Home / 3,332.10-4,998.15-3,126.90

Finding the Fourth Proportional to 3,332.10, 4,998.15 and 3,126.90

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Solution

The fourth proportional to 3,332.10, 4,998.15 and 3,126.90 is: 4,690.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,332.10 : 4,998.15 = 3,126.90 : x
  2. Step 2: Convert to fraction form
    3,332.10/4,998.15 = 3,126.90/x
  3. Step 3: Cross multiply
    3,332.10x = 4,998.15 × 3,126.90
  4. Step 4: Simplify right side
    3,332.10x = 15,628,715.24
  5. Step 5: Solve for x
    x = 15,628,715.24/3,332.10
  6. Step 6: Final answer
    x = 4,690.35

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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.