Home / 7,944.90-10,962.78-4,757.46

Finding the Fourth Proportional to 7,944.90, 10,962.78 and 4,757.46

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Solution

The fourth proportional to 7,944.90, 10,962.78 and 4,757.46 is: 6,564.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,944.90 : 10,962.78 = 4,757.46 : x
  2. Step 2: Convert to fraction form
    7,944.90/10,962.78 = 4,757.46/x
  3. Step 3: Cross multiply
    7,944.90x = 10,962.78 × 4,757.46
  4. Step 4: Simplify right side
    7,944.90x = 52,154,987.34
  5. Step 5: Solve for x
    x = 52,154,987.34/7,944.90
  6. Step 6: Final answer
    x = 6,564.59

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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.