Home / 5,385.89-7,434.43-4,551.04

Finding the Fourth Proportional to 5,385.89, 7,434.43 and 4,551.04

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Solution

The fourth proportional to 5,385.89, 7,434.43 and 4,551.04 is: 6,282.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,385.89 : 7,434.43 = 4,551.04 : x
  2. Step 2: Convert to fraction form
    5,385.89/7,434.43 = 4,551.04/x
  3. Step 3: Cross multiply
    5,385.89x = 7,434.43 × 4,551.04
  4. Step 4: Simplify right side
    5,385.89x = 33,834,370.00
  5. Step 5: Solve for x
    x = 33,834,370.00/5,385.89
  6. Step 6: Final answer
    x = 6,282.04

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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.