Home / 5,251.32-7,244.70-3,362.40

Finding the Fourth Proportional to 5,251.32, 7,244.70 and 3,362.40

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Solution

The fourth proportional to 5,251.32, 7,244.70 and 3,362.40 is: 4,638.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,251.32 : 7,244.70 = 3,362.40 : x
  2. Step 2: Convert to fraction form
    5,251.32/7,244.70 = 3,362.40/x
  3. Step 3: Cross multiply
    5,251.32x = 7,244.70 × 3,362.40
  4. Step 4: Simplify right side
    5,251.32x = 24,359,579.28
  5. Step 5: Solve for x
    x = 24,359,579.28/5,251.32
  6. Step 6: Final answer
    x = 4,638.75

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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.