Home / 4,420.28-6,631.50-1,498.61

Finding the Fourth Proportional to 4,420.28, 6,631.50 and 1,498.61

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Solution

The fourth proportional to 4,420.28, 6,631.50 and 1,498.61 is: 2,248.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420.28 : 6,631.50 = 1,498.61 : x
  2. Step 2: Convert to fraction form
    4,420.28/6,631.50 = 1,498.61/x
  3. Step 3: Cross multiply
    4,420.28x = 6,631.50 × 1,498.61
  4. Step 4: Simplify right side
    4,420.28x = 9,938,032.22
  5. Step 5: Solve for x
    x = 9,938,032.22/4,420.28
  6. Step 6: Final answer
    x = 2,248.28

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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.