Home / 8,363.40-12,544.29-5,075.61

Finding the Fourth Proportional to 8,363.40, 12,544.29 and 5,075.61

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Solution

The fourth proportional to 8,363.40, 12,544.29 and 5,075.61 is: 7,612.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,363.40 : 12,544.29 = 5,075.61 : x
  2. Step 2: Convert to fraction form
    8,363.40/12,544.29 = 5,075.61/x
  3. Step 3: Cross multiply
    8,363.40x = 12,544.29 × 5,075.61
  4. Step 4: Simplify right side
    8,363.40x = 63,669,923.77
  5. Step 5: Solve for x
    x = 63,669,923.77/8,363.40
  6. Step 6: Final answer
    x = 7,612.92

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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.