Home / 8,775.90-13,152.33-4,160.22

Finding the Fourth Proportional to 8,775.90, 13,152.33 and 4,160.22

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Solution

The fourth proportional to 8,775.90, 13,152.33 and 4,160.22 is: 6,234.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,775.90 : 13,152.33 = 4,160.22 : x
  2. Step 2: Convert to fraction form
    8,775.90/13,152.33 = 4,160.22/x
  3. Step 3: Cross multiply
    8,775.90x = 13,152.33 × 4,160.22
  4. Step 4: Simplify right side
    8,775.90x = 54,716,586.31
  5. Step 5: Solve for x
    x = 54,716,586.31/8,775.90
  6. Step 6: Final answer
    x = 6,234.87

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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.