Home / 7,217.40-9,956.55-5,093.28

Finding the Fourth Proportional to 7,217.40, 9,956.55 and 5,093.28

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Solution

The fourth proportional to 7,217.40, 9,956.55 and 5,093.28 is: 7,026.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,217.40 : 9,956.55 = 5,093.28 : x
  2. Step 2: Convert to fraction form
    7,217.40/9,956.55 = 5,093.28/x
  3. Step 3: Cross multiply
    7,217.40x = 9,956.55 × 5,093.28
  4. Step 4: Simplify right side
    7,217.40x = 50,711,473.11
  5. Step 5: Solve for x
    x = 50,711,473.11/7,217.40
  6. Step 6: Final answer
    x = 7,026.28

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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.