Home / 8,860.86-13,279.74-4,475.94

Finding the Fourth Proportional to 8,860.86, 13,279.74 and 4,475.94

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Solution

The fourth proportional to 8,860.86, 13,279.74 and 4,475.94 is: 6,708.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,860.86 : 13,279.74 = 4,475.94 : x
  2. Step 2: Convert to fraction form
    8,860.86/13,279.74 = 4,475.94/x
  3. Step 3: Cross multiply
    8,860.86x = 13,279.74 × 4,475.94
  4. Step 4: Simplify right side
    8,860.86x = 59,439,319.46
  5. Step 5: Solve for x
    x = 59,439,319.46/8,860.86
  6. Step 6: Final answer
    x = 6,708.08

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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.