Home / 5,332.86-7,357.55-3,445.72

Finding the Fourth Proportional to 5,332.86, 7,357.55 and 3,445.72

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Solution

The fourth proportional to 5,332.86, 7,357.55 and 3,445.72 is: 4,753.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,332.86 : 7,357.55 = 3,445.72 : x
  2. Step 2: Convert to fraction form
    5,332.86/7,357.55 = 3,445.72/x
  3. Step 3: Cross multiply
    5,332.86x = 7,357.55 × 3,445.72
  4. Step 4: Simplify right side
    5,332.86x = 25,352,052.28
  5. Step 5: Solve for x
    x = 25,352,052.28/5,332.86
  6. Step 6: Final answer
    x = 4,753.93

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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.