Home / 4,385.50-6,585.56-4,351.48

Finding the Fourth Proportional to 4,385.50, 6,585.56 and 4,351.48

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Solution

The fourth proportional to 4,385.50, 6,585.56 and 4,351.48 is: 6,534.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,385.50 : 6,585.56 = 4,351.48 : x
  2. Step 2: Convert to fraction form
    4,385.50/6,585.56 = 4,351.48/x
  3. Step 3: Cross multiply
    4,385.50x = 6,585.56 × 4,351.48
  4. Step 4: Simplify right side
    4,385.50x = 28,656,932.63
  5. Step 5: Solve for x
    x = 28,656,932.63/4,385.50
  6. Step 6: Final answer
    x = 6,534.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.