Home / 10,325.64-15,488.46-3,400.14

Finding the Fourth Proportional to 10,325.64, 15,488.46 and 3,400.14

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Solution

The fourth proportional to 10,325.64, 15,488.46 and 3,400.14 is: 5,100.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,325.64 : 15,488.46 = 3,400.14 : x
  2. Step 2: Convert to fraction form
    10,325.64/15,488.46 = 3,400.14/x
  3. Step 3: Cross multiply
    10,325.64x = 15,488.46 × 3,400.14
  4. Step 4: Simplify right side
    10,325.64x = 52,662,932.38
  5. Step 5: Solve for x
    x = 52,662,932.38/10,325.64
  6. Step 6: Final answer
    x = 5,100.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.