Home / 11,545.56-17,315.72-5,622.28

Finding the Fourth Proportional to 11,545.56, 17,315.72 and 5,622.28

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Solution

The fourth proportional to 11,545.56, 17,315.72 and 5,622.28 is: 8,432.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,545.56 : 17,315.72 = 5,622.28 : x
  2. Step 2: Convert to fraction form
    11,545.56/17,315.72 = 5,622.28/x
  3. Step 3: Cross multiply
    11,545.56x = 17,315.72 × 5,622.28
  4. Step 4: Simplify right side
    11,545.56x = 97,353,826.24
  5. Step 5: Solve for x
    x = 97,353,826.24/11,545.56
  6. Step 6: Final answer
    x = 8,432.14

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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.