Home / 8,818.57-13,211.47-4,439.08

Finding the Fourth Proportional to 8,818.57, 13,211.47 and 4,439.08

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Solution

The fourth proportional to 8,818.57, 13,211.47 and 4,439.08 is: 6,650.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,818.57 : 13,211.47 = 4,439.08 : x
  2. Step 2: Convert to fraction form
    8,818.57/13,211.47 = 4,439.08/x
  3. Step 3: Cross multiply
    8,818.57x = 13,211.47 × 4,439.08
  4. Step 4: Simplify right side
    8,818.57x = 58,646,772.25
  5. Step 5: Solve for x
    x = 58,646,772.25/8,818.57
  6. Step 6: Final answer
    x = 6,650.37

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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.