Home / 7,247.92-10,002.56-4,104.40

Finding the Fourth Proportional to 7,247.92, 10,002.56 and 4,104.40

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Solution

The fourth proportional to 7,247.92, 10,002.56 and 4,104.40 is: 5,664.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,247.92 : 10,002.56 = 4,104.40 : x
  2. Step 2: Convert to fraction form
    7,247.92/10,002.56 = 4,104.40/x
  3. Step 3: Cross multiply
    7,247.92x = 10,002.56 × 4,104.40
  4. Step 4: Simplify right side
    7,247.92x = 41,054,507.26
  5. Step 5: Solve for x
    x = 41,054,507.26/7,247.92
  6. Step 6: Final answer
    x = 5,664.32

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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.