Home / 3,247.54-4,870.59-1,299.22

Finding the Fourth Proportional to 3,247.54, 4,870.59 and 1,299.22

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Solution

The fourth proportional to 3,247.54, 4,870.59 and 1,299.22 is: 1,948.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247.54 : 4,870.59 = 1,299.22 : x
  2. Step 2: Convert to fraction form
    3,247.54/4,870.59 = 1,299.22/x
  3. Step 3: Cross multiply
    3,247.54x = 4,870.59 × 1,299.22
  4. Step 4: Simplify right side
    3,247.54x = 6,327,967.94
  5. Step 5: Solve for x
    x = 6,327,967.94/3,247.54
  6. Step 6: Final answer
    x = 1,948.54

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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.