Home / 5,617.60-8,426.42-1,722.04

Finding the Fourth Proportional to 5,617.60, 8,426.42 and 1,722.04

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Solution

The fourth proportional to 5,617.60, 8,426.42 and 1,722.04 is: 2,583.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,617.60 : 8,426.42 = 1,722.04 : x
  2. Step 2: Convert to fraction form
    5,617.60/8,426.42 = 1,722.04/x
  3. Step 3: Cross multiply
    5,617.60x = 8,426.42 × 1,722.04
  4. Step 4: Simplify right side
    5,617.60x = 14,510,632.30
  5. Step 5: Solve for x
    x = 14,510,632.30/5,617.60
  6. Step 6: Final answer
    x = 2,583.07

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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.