Home / 8,002.85-12,010.55-5,554.89

Finding the Fourth Proportional to 8,002.85, 12,010.55 and 5,554.89

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Solution

The fourth proportional to 8,002.85, 12,010.55 and 5,554.89 is: 8,336.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,002.85 : 12,010.55 = 5,554.89 : x
  2. Step 2: Convert to fraction form
    8,002.85/12,010.55 = 5,554.89/x
  3. Step 3: Cross multiply
    8,002.85x = 12,010.55 × 5,554.89
  4. Step 4: Simplify right side
    8,002.85x = 66,717,256.32
  5. Step 5: Solve for x
    x = 66,717,256.32/8,002.85
  6. Step 6: Final answer
    x = 8,336.69

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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.