Home / 2,292.20-3,438.31-560.83

Finding the Fourth Proportional to 2,292.20, 3,438.31 and 560.83

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Solution

The fourth proportional to 2,292.20, 3,438.31 and 560.83 is: 841.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292.20 : 3,438.31 = 560.83 : x
  2. Step 2: Convert to fraction form
    2,292.20/3,438.31 = 560.83/x
  3. Step 3: Cross multiply
    2,292.20x = 3,438.31 × 560.83
  4. Step 4: Simplify right side
    2,292.20x = 1,928,307.40
  5. Step 5: Solve for x
    x = 1,928,307.40/2,292.20
  6. Step 6: Final answer
    x = 841.25

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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.