Home / 8,822.18-13,230.58-3,555.49

Finding the Fourth Proportional to 8,822.18, 13,230.58 and 3,555.49

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Solution

The fourth proportional to 8,822.18, 13,230.58 and 3,555.49 is: 5,332.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,822.18 : 13,230.58 = 3,555.49 : x
  2. Step 2: Convert to fraction form
    8,822.18/13,230.58 = 3,555.49/x
  3. Step 3: Cross multiply
    8,822.18x = 13,230.58 × 3,555.49
  4. Step 4: Simplify right side
    8,822.18x = 47,041,194.88
  5. Step 5: Solve for x
    x = 47,041,194.88/8,822.18
  6. Step 6: Final answer
    x = 5,332.15

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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.