Home / 1,454.48-2,182.08-632.90

Finding the Fourth Proportional to 1,454.48, 2,182.08 and 632.90

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Solution

The fourth proportional to 1,454.48, 2,182.08 and 632.90 is: 949.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454.48 : 2,182.08 = 632.90 : x
  2. Step 2: Convert to fraction form
    1,454.48/2,182.08 = 632.90/x
  3. Step 3: Cross multiply
    1,454.48x = 2,182.08 × 632.90
  4. Step 4: Simplify right side
    1,454.48x = 1,381,038.43
  5. Step 5: Solve for x
    x = 1,381,038.43/1,454.48
  6. Step 6: Final answer
    x = 949.51

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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.