Home / 7,442.55-10,265.94-5,671.08

Finding the Fourth Proportional to 7,442.55, 10,265.94 and 5,671.08

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Solution

The fourth proportional to 7,442.55, 10,265.94 and 5,671.08 is: 7,822.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,442.55 : 10,265.94 = 5,671.08 : x
  2. Step 2: Convert to fraction form
    7,442.55/10,265.94 = 5,671.08/x
  3. Step 3: Cross multiply
    7,442.55x = 10,265.94 × 5,671.08
  4. Step 4: Simplify right side
    7,442.55x = 58,218,967.02
  5. Step 5: Solve for x
    x = 58,218,967.02/7,442.55
  6. Step 6: Final answer
    x = 7,822.45

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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.