Home / 10,934.38-15,090.65-6,154.46

Finding the Fourth Proportional to 10,934.38, 15,090.65 and 6,154.46

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Solution

The fourth proportional to 10,934.38, 15,090.65 and 6,154.46 is: 8,493.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,934.38 : 15,090.65 = 6,154.46 : x
  2. Step 2: Convert to fraction form
    10,934.38/15,090.65 = 6,154.46/x
  3. Step 3: Cross multiply
    10,934.38x = 15,090.65 × 6,154.46
  4. Step 4: Simplify right side
    10,934.38x = 92,874,883.21
  5. Step 5: Solve for x
    x = 92,874,883.21/10,934.38
  6. Step 6: Final answer
    x = 8,493.84

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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.