Home / 4,763.31-7,140.84-2,294.75

Finding the Fourth Proportional to 4,763.31, 7,140.84 and 2,294.75

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Solution

The fourth proportional to 4,763.31, 7,140.84 and 2,294.75 is: 3,440.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,763.31 : 7,140.84 = 2,294.75 : x
  2. Step 2: Convert to fraction form
    4,763.31/7,140.84 = 2,294.75/x
  3. Step 3: Cross multiply
    4,763.31x = 7,140.84 × 2,294.75
  4. Step 4: Simplify right side
    4,763.31x = 16,386,406.89
  5. Step 5: Solve for x
    x = 16,386,406.89/4,763.31
  6. Step 6: Final answer
    x = 3,440.13

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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.