Home / 7,410.24-10,229.28-4,617.12

Finding the Fourth Proportional to 7,410.24, 10,229.28 and 4,617.12

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Solution

The fourth proportional to 7,410.24, 10,229.28 and 4,617.12 is: 6,373.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,410.24 : 10,229.28 = 4,617.12 : x
  2. Step 2: Convert to fraction form
    7,410.24/10,229.28 = 4,617.12/x
  3. Step 3: Cross multiply
    7,410.24x = 10,229.28 × 4,617.12
  4. Step 4: Simplify right side
    7,410.24x = 47,229,813.27
  5. Step 5: Solve for x
    x = 47,229,813.27/7,410.24
  6. Step 6: Final answer
    x = 6,373.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.