Home / 7,542.48-10,408.32-4,398.60

Finding the Fourth Proportional to 7,542.48, 10,408.32 and 4,398.60

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Solution

The fourth proportional to 7,542.48, 10,408.32 and 4,398.60 is: 6,069.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,542.48 : 10,408.32 = 4,398.60 : x
  2. Step 2: Convert to fraction form
    7,542.48/10,408.32 = 4,398.60/x
  3. Step 3: Cross multiply
    7,542.48x = 10,408.32 × 4,398.60
  4. Step 4: Simplify right side
    7,542.48x = 45,782,036.35
  5. Step 5: Solve for x
    x = 45,782,036.35/7,542.48
  6. Step 6: Final answer
    x = 6,069.89

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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.