Home / 7,247.40-10,866.24-2,863.68

Finding the Fourth Proportional to 7,247.40, 10,866.24 and 2,863.68

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Solution

The fourth proportional to 7,247.40, 10,866.24 and 2,863.68 is: 4,293.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,247.40 : 10,866.24 = 2,863.68 : x
  2. Step 2: Convert to fraction form
    7,247.40/10,866.24 = 2,863.68/x
  3. Step 3: Cross multiply
    7,247.40x = 10,866.24 × 2,863.68
  4. Step 4: Simplify right side
    7,247.40x = 31,117,434.16
  5. Step 5: Solve for x
    x = 31,117,434.16/7,247.40
  6. Step 6: Final answer
    x = 4,293.60

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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.