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Finding the Fourth Proportional to 5,124.58, 7,073.42 and 3,356.30

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Solution

The fourth proportional to 5,124.58, 7,073.42 and 3,356.30 is: 4,632.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,124.58 : 7,073.42 = 3,356.30 : x
  2. Step 2: Convert to fraction form
    5,124.58/7,073.42 = 3,356.30/x
  3. Step 3: Cross multiply
    5,124.58x = 7,073.42 × 3,356.30
  4. Step 4: Simplify right side
    5,124.58x = 23,740,520.45
  5. Step 5: Solve for x
    x = 23,740,520.45/5,124.58
  6. Step 6: Final answer
    x = 4,632.68

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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.