Home / 1,559.25-2,338.61-572.01

Finding the Fourth Proportional to 1,559.25, 2,338.61 and 572.01

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Solution

The fourth proportional to 1,559.25, 2,338.61 and 572.01 is: 857.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559.25 : 2,338.61 = 572.01 : x
  2. Step 2: Convert to fraction form
    1,559.25/2,338.61 = 572.01/x
  3. Step 3: Cross multiply
    1,559.25x = 2,338.61 × 572.01
  4. Step 4: Simplify right side
    1,559.25x = 1,337,716.36
  5. Step 5: Solve for x
    x = 1,337,716.36/1,559.25
  6. Step 6: Final answer
    x = 857.92

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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.