Home / 9,247.20-13,856.24-7,410.16

Finding the Fourth Proportional to 9,247.20, 13,856.24 and 7,410.16

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Solution

The fourth proportional to 9,247.20, 13,856.24 and 7,410.16 is: 11,103.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,247.20 : 13,856.24 = 7,410.16 : x
  2. Step 2: Convert to fraction form
    9,247.20/13,856.24 = 7,410.16/x
  3. Step 3: Cross multiply
    9,247.20x = 13,856.24 × 7,410.16
  4. Step 4: Simplify right side
    9,247.20x = 102,676,955.40
  5. Step 5: Solve for x
    x = 102,676,955.40/9,247.20
  6. Step 6: Final answer
    x = 11,103.57

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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.