Home / 10,370.26-15,555.38-2,579.08

Finding the Fourth Proportional to 10,370.26, 15,555.38 and 2,579.08

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Solution

The fourth proportional to 10,370.26, 15,555.38 and 2,579.08 is: 3,868.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,370.26 : 15,555.38 = 2,579.08 : x
  2. Step 2: Convert to fraction form
    10,370.26/15,555.38 = 2,579.08/x
  3. Step 3: Cross multiply
    10,370.26x = 15,555.38 × 2,579.08
  4. Step 4: Simplify right side
    10,370.26x = 40,118,569.45
  5. Step 5: Solve for x
    x = 40,118,569.45/10,370.26
  6. Step 6: Final answer
    x = 3,868.62

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Similar ratio
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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.