Home / 4,417.28-6,626.90-2,445.78

Finding the Fourth Proportional to 4,417.28, 6,626.90 and 2,445.78

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Solution

The fourth proportional to 4,417.28, 6,626.90 and 2,445.78 is: 3,669.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,417.28 : 6,626.90 = 2,445.78 : x
  2. Step 2: Convert to fraction form
    4,417.28/6,626.90 = 2,445.78/x
  3. Step 3: Cross multiply
    4,417.28x = 6,626.90 × 2,445.78
  4. Step 4: Simplify right side
    4,417.28x = 16,207,927.25
  5. Step 5: Solve for x
    x = 16,207,927.25/4,417.28
  6. Step 6: Final answer
    x = 3,669.21

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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.