Home / 10,220.04-15,326.82-4,375.08

Finding the Fourth Proportional to 10,220.04, 15,326.82 and 4,375.08

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Solution

The fourth proportional to 10,220.04, 15,326.82 and 4,375.08 is: 6,561.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,220.04 : 15,326.82 = 4,375.08 : x
  2. Step 2: Convert to fraction form
    10,220.04/15,326.82 = 4,375.08/x
  3. Step 3: Cross multiply
    10,220.04x = 15,326.82 × 4,375.08
  4. Step 4: Simplify right side
    10,220.04x = 67,056,063.65
  5. Step 5: Solve for x
    x = 67,056,063.65/10,220.04
  6. Step 6: Final answer
    x = 6,561.23

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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.