Home / 7,371.29-11,061.50-2,928.24

Finding the Fourth Proportional to 7,371.29, 11,061.50 and 2,928.24

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Solution

The fourth proportional to 7,371.29, 11,061.50 and 2,928.24 is: 4,394.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,371.29 : 11,061.50 = 2,928.24 : x
  2. Step 2: Convert to fraction form
    7,371.29/11,061.50 = 2,928.24/x
  3. Step 3: Cross multiply
    7,371.29x = 11,061.50 × 2,928.24
  4. Step 4: Simplify right side
    7,371.29x = 32,390,712.12
  5. Step 5: Solve for x
    x = 32,390,712.12/7,371.29
  6. Step 6: Final answer
    x = 4,394.17

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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.