Home / 5,435.28-7,503.84-3,447.52

Finding the Fourth Proportional to 5,435.28, 7,503.84 and 3,447.52

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Solution

The fourth proportional to 5,435.28, 7,503.84 and 3,447.52 is: 4,759.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,435.28 : 7,503.84 = 3,447.52 : x
  2. Step 2: Convert to fraction form
    5,435.28/7,503.84 = 3,447.52/x
  3. Step 3: Cross multiply
    5,435.28x = 7,503.84 × 3,447.52
  4. Step 4: Simplify right side
    5,435.28x = 25,869,638.48
  5. Step 5: Solve for x
    x = 25,869,638.48/5,435.28
  6. Step 6: Final answer
    x = 4,759.58

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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.