Home / 10,984.62-15,158.64-5,948.70

Finding the Fourth Proportional to 10,984.62, 15,158.64 and 5,948.70

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Solution

The fourth proportional to 10,984.62, 15,158.64 and 5,948.70 is: 8,209.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,984.62 : 15,158.64 = 5,948.70 : x
  2. Step 2: Convert to fraction form
    10,984.62/15,158.64 = 5,948.70/x
  3. Step 3: Cross multiply
    10,984.62x = 15,158.64 × 5,948.70
  4. Step 4: Simplify right side
    10,984.62x = 90,174,201.77
  5. Step 5: Solve for x
    x = 90,174,201.77/10,984.62
  6. Step 6: Final answer
    x = 8,209.13

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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.