Home / 8,041.49-12,063.15-7,214.69

Finding the Fourth Proportional to 8,041.49, 12,063.15 and 7,214.69

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Solution

The fourth proportional to 8,041.49, 12,063.15 and 7,214.69 is: 10,822.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,041.49 : 12,063.15 = 7,214.69 : x
  2. Step 2: Convert to fraction form
    8,041.49/12,063.15 = 7,214.69/x
  3. Step 3: Cross multiply
    8,041.49x = 12,063.15 × 7,214.69
  4. Step 4: Simplify right side
    8,041.49x = 87,031,887.67
  5. Step 5: Solve for x
    x = 87,031,887.67/8,041.49
  6. Step 6: Final answer
    x = 10,822.86

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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.