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Finding the Fourth Proportional to 5,329.32, 7,994.58 and 4,350.47

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Solution

The fourth proportional to 5,329.32, 7,994.58 and 4,350.47 is: 6,526.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329.32 : 7,994.58 = 4,350.47 : x
  2. Step 2: Convert to fraction form
    5,329.32/7,994.58 = 4,350.47/x
  3. Step 3: Cross multiply
    5,329.32x = 7,994.58 × 4,350.47
  4. Step 4: Simplify right side
    5,329.32x = 34,780,180.45
  5. Step 5: Solve for x
    x = 34,780,180.45/5,329.32
  6. Step 6: Final answer
    x = 6,526.19

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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.