Home / 8,808.30-12,155.22-5,223.24

Finding the Fourth Proportional to 8,808.30, 12,155.22 and 5,223.24

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Solution

The fourth proportional to 8,808.30, 12,155.22 and 5,223.24 is: 7,207.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,808.30 : 12,155.22 = 5,223.24 : x
  2. Step 2: Convert to fraction form
    8,808.30/12,155.22 = 5,223.24/x
  3. Step 3: Cross multiply
    8,808.30x = 12,155.22 × 5,223.24
  4. Step 4: Simplify right side
    8,808.30x = 63,489,631.31
  5. Step 5: Solve for x
    x = 63,489,631.31/8,808.30
  6. Step 6: Final answer
    x = 7,207.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.