Home / 10,378.26-15,566.85-3,358.16

Finding the Fourth Proportional to 10,378.26, 15,566.85 and 3,358.16

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Solution

The fourth proportional to 10,378.26, 15,566.85 and 3,358.16 is: 5,037.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,378.26 : 15,566.85 = 3,358.16 : x
  2. Step 2: Convert to fraction form
    10,378.26/15,566.85 = 3,358.16/x
  3. Step 3: Cross multiply
    10,378.26x = 15,566.85 × 3,358.16
  4. Step 4: Simplify right side
    10,378.26x = 52,275,953.54
  5. Step 5: Solve for x
    x = 52,275,953.54/10,378.26
  6. Step 6: Final answer
    x = 5,037.06

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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.