Home / 10,426.10-15,639.21-3,500.60

Finding the Fourth Proportional to 10,426.10, 15,639.21 and 3,500.60

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Solution

The fourth proportional to 10,426.10, 15,639.21 and 3,500.60 is: 5,250.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,426.10 : 15,639.21 = 3,500.60 : x
  2. Step 2: Convert to fraction form
    10,426.10/15,639.21 = 3,500.60/x
  3. Step 3: Cross multiply
    10,426.10x = 15,639.21 × 3,500.60
  4. Step 4: Simplify right side
    10,426.10x = 54,746,540.33
  5. Step 5: Solve for x
    x = 54,746,540.33/10,426.10
  6. Step 6: Final answer
    x = 5,250.92

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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.