Home / 8,545.24-12,814.56-3,549.16

Finding the Fourth Proportional to 8,545.24, 12,814.56 and 3,549.16

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Solution

The fourth proportional to 8,545.24, 12,814.56 and 3,549.16 is: 5,322.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,545.24 : 12,814.56 = 3,549.16 : x
  2. Step 2: Convert to fraction form
    8,545.24/12,814.56 = 3,549.16/x
  3. Step 3: Cross multiply
    8,545.24x = 12,814.56 × 3,549.16
  4. Step 4: Simplify right side
    8,545.24x = 45,480,923.77
  5. Step 5: Solve for x
    x = 45,480,923.77/8,545.24
  6. Step 6: Final answer
    x = 5,322.37

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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.