Home / 8,860.88-13,279.72-4,475.96

Finding the Fourth Proportional to 8,860.88, 13,279.72 and 4,475.96

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Solution

The fourth proportional to 8,860.88, 13,279.72 and 4,475.96 is: 6,708.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,860.88 : 13,279.72 = 4,475.96 : x
  2. Step 2: Convert to fraction form
    8,860.88/13,279.72 = 4,475.96/x
  3. Step 3: Cross multiply
    8,860.88x = 13,279.72 × 4,475.96
  4. Step 4: Simplify right side
    8,860.88x = 59,439,495.53
  5. Step 5: Solve for x
    x = 59,439,495.53/8,860.88
  6. Step 6: Final answer
    x = 6,708.08

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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.