Home / 10,370.45-15,555.74-2,579.27

Finding the Fourth Proportional to 10,370.45, 15,555.74 and 2,579.27

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Solution

The fourth proportional to 10,370.45, 15,555.74 and 2,579.27 is: 3,868.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,370.45 : 15,555.74 = 2,579.27 : x
  2. Step 2: Convert to fraction form
    10,370.45/15,555.74 = 2,579.27/x
  3. Step 3: Cross multiply
    10,370.45x = 15,555.74 × 2,579.27
  4. Step 4: Simplify right side
    10,370.45x = 40,122,382.18
  5. Step 5: Solve for x
    x = 40,122,382.18/10,370.45
  6. Step 6: Final answer
    x = 3,868.91

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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.