Home / 2,292.19-3,438.32-560.81

Finding the Fourth Proportional to 2,292.19, 3,438.32 and 560.81

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Solution

The fourth proportional to 2,292.19, 3,438.32 and 560.81 is: 841.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292.19 : 3,438.32 = 560.81 : x
  2. Step 2: Convert to fraction form
    2,292.19/3,438.32 = 560.81/x
  3. Step 3: Cross multiply
    2,292.19x = 3,438.32 × 560.81
  4. Step 4: Simplify right side
    2,292.19x = 1,928,250.03
  5. Step 5: Solve for x
    x = 1,928,250.03/2,292.19
  6. Step 6: Final answer
    x = 841.23

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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.