Home / 4,972.30-7,456.65-2,506.30

Finding the Fourth Proportional to 4,972.30, 7,456.65 and 2,506.30

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Solution

The fourth proportional to 4,972.30, 7,456.65 and 2,506.30 is: 3,758.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,972.30 : 7,456.65 = 2,506.30 : x
  2. Step 2: Convert to fraction form
    4,972.30/7,456.65 = 2,506.30/x
  3. Step 3: Cross multiply
    4,972.30x = 7,456.65 × 2,506.30
  4. Step 4: Simplify right side
    4,972.30x = 18,688,601.90
  5. Step 5: Solve for x
    x = 18,688,601.90/4,972.30
  6. Step 6: Final answer
    x = 3,758.54

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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.