Home / 5,410.43-7,470.95-3,424.49

Finding the Fourth Proportional to 5,410.43, 7,470.95 and 3,424.49

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Solution

The fourth proportional to 5,410.43, 7,470.95 and 3,424.49 is: 4,728.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,410.43 : 7,470.95 = 3,424.49 : x
  2. Step 2: Convert to fraction form
    5,410.43/7,470.95 = 3,424.49/x
  3. Step 3: Cross multiply
    5,410.43x = 7,470.95 × 3,424.49
  4. Step 4: Simplify right side
    5,410.43x = 25,584,176.44
  5. Step 5: Solve for x
    x = 25,584,176.44/5,410.43
  6. Step 6: Final answer
    x = 4,728.68

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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.