Home / 10,075.62-15,118.38-4,532.88

Finding the Fourth Proportional to 10,075.62, 15,118.38 and 4,532.88

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Solution

The fourth proportional to 10,075.62, 15,118.38 and 4,532.88 is: 6,801.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,075.62 : 15,118.38 = 4,532.88 : x
  2. Step 2: Convert to fraction form
    10,075.62/15,118.38 = 4,532.88/x
  3. Step 3: Cross multiply
    10,075.62x = 15,118.38 × 4,532.88
  4. Step 4: Simplify right side
    10,075.62x = 68,529,802.33
  5. Step 5: Solve for x
    x = 68,529,802.33/10,075.62
  6. Step 6: Final answer
    x = 6,801.55

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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.