Home / 5,545.72-8,325.60-5,518.18

Finding the Fourth Proportional to 5,545.72, 8,325.60 and 5,518.18

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Solution

The fourth proportional to 5,545.72, 8,325.60 and 5,518.18 is: 8,284.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,545.72 : 8,325.60 = 5,518.18 : x
  2. Step 2: Convert to fraction form
    5,545.72/8,325.60 = 5,518.18/x
  3. Step 3: Cross multiply
    5,545.72x = 8,325.60 × 5,518.18
  4. Step 4: Simplify right side
    5,545.72x = 45,942,159.41
  5. Step 5: Solve for x
    x = 45,942,159.41/5,545.72
  6. Step 6: Final answer
    x = 8,284.26

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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.