Home / 7,962.32-10,985.16-5,474

Finding the Fourth Proportional to 7,962.32, 10,985.16 and 5,474

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Solution

The fourth proportional to 7,962.32, 10,985.16 and 5,474 is: 7,552.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,962.32 : 10,985.16 = 5,474 : x
  2. Step 2: Convert to fraction form
    7,962.32/10,985.16 = 5,474/x
  3. Step 3: Cross multiply
    7,962.32x = 10,985.16 × 5,474
  4. Step 4: Simplify right side
    7,962.32x = 60,132,765.84
  5. Step 5: Solve for x
    x = 60,132,765.84/7,962.32
  6. Step 6: Final answer
    x = 7,552.17

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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.