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Finding the Fourth Proportional to 7,573.50, 10,452.51 and 7,241.40

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Solution

The fourth proportional to 7,573.50, 10,452.51 and 7,241.40 is: 9,994.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,573.50 : 10,452.51 = 7,241.40 : x
  2. Step 2: Convert to fraction form
    7,573.50/10,452.51 = 7,241.40/x
  3. Step 3: Cross multiply
    7,573.50x = 10,452.51 × 7,241.40
  4. Step 4: Simplify right side
    7,573.50x = 75,690,805.91
  5. Step 5: Solve for x
    x = 75,690,805.91/7,573.50
  6. Step 6: Final answer
    x = 9,994.16

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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.