Home / 10,075.71-15,118.68-4,527.93

Finding the Fourth Proportional to 10,075.71, 15,118.68 and 4,527.93

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Solution

The fourth proportional to 10,075.71, 15,118.68 and 4,527.93 is: 6,794.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,075.71 : 15,118.68 = 4,527.93 : x
  2. Step 2: Convert to fraction form
    10,075.71/15,118.68 = 4,527.93/x
  3. Step 3: Cross multiply
    10,075.71x = 15,118.68 × 4,527.93
  4. Step 4: Simplify right side
    10,075.71x = 68,456,324.73
  5. Step 5: Solve for x
    x = 68,456,324.73/10,075.71
  6. Step 6: Final answer
    x = 6,794.19

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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.