Home / 8,535.48-12,809.75-4,375.11

Finding the Fourth Proportional to 8,535.48, 12,809.75 and 4,375.11

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Solution

The fourth proportional to 8,535.48, 12,809.75 and 4,375.11 is: 6,566.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,535.48 : 12,809.75 = 4,375.11 : x
  2. Step 2: Convert to fraction form
    8,535.48/12,809.75 = 4,375.11/x
  3. Step 3: Cross multiply
    8,535.48x = 12,809.75 × 4,375.11
  4. Step 4: Simplify right side
    8,535.48x = 56,044,091.48
  5. Step 5: Solve for x
    x = 56,044,091.48/8,535.48
  6. Step 6: Final answer
    x = 6,566.02

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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.