Home / 1,723.20-2,584.80-569.04

Finding the Fourth Proportional to 1,723.20, 2,584.80 and 569.04

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Solution

The fourth proportional to 1,723.20, 2,584.80 and 569.04 is: 853.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,723.20 : 2,584.80 = 569.04 : x
  2. Step 2: Convert to fraction form
    1,723.20/2,584.80 = 569.04/x
  3. Step 3: Cross multiply
    1,723.20x = 2,584.80 × 569.04
  4. Step 4: Simplify right side
    1,723.20x = 1,470,854.59
  5. Step 5: Solve for x
    x = 1,470,854.59/1,723.20
  6. Step 6: Final answer
    x = 853.56

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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.