Home / 3,302.28-4,557.15-2,124.12

Finding the Fourth Proportional to 3,302.28, 4,557.15 and 2,124.12

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Solution

The fourth proportional to 3,302.28, 4,557.15 and 2,124.12 is: 2,931.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,302.28 : 4,557.15 = 2,124.12 : x
  2. Step 2: Convert to fraction form
    3,302.28/4,557.15 = 2,124.12/x
  3. Step 3: Cross multiply
    3,302.28x = 4,557.15 × 2,124.12
  4. Step 4: Simplify right side
    3,302.28x = 9,679,933.46
  5. Step 5: Solve for x
    x = 9,679,933.46/3,302.28
  6. Step 6: Final answer
    x = 2,931.29

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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.