Home / 10,924.24-15,075.72-6,209.20

Finding the Fourth Proportional to 10,924.24, 15,075.72 and 6,209.20

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Solution

The fourth proportional to 10,924.24, 15,075.72 and 6,209.20 is: 8,568.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,924.24 : 15,075.72 = 6,209.20 : x
  2. Step 2: Convert to fraction form
    10,924.24/15,075.72 = 6,209.20/x
  3. Step 3: Cross multiply
    10,924.24x = 15,075.72 × 6,209.20
  4. Step 4: Simplify right side
    10,924.24x = 93,608,160.62
  5. Step 5: Solve for x
    x = 93,608,160.62/10,924.24
  6. Step 6: Final answer
    x = 8,568.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.