Home / 7,398.92-10,210.82-4,255.11

Finding the Fourth Proportional to 7,398.92, 10,210.82 and 4,255.11

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Solution

The fourth proportional to 7,398.92, 10,210.82 and 4,255.11 is: 5,872.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,398.92 : 10,210.82 = 4,255.11 : x
  2. Step 2: Convert to fraction form
    7,398.92/10,210.82 = 4,255.11/x
  3. Step 3: Cross multiply
    7,398.92x = 10,210.82 × 4,255.11
  4. Step 4: Simplify right side
    7,398.92x = 43,448,162.29
  5. Step 5: Solve for x
    x = 43,448,162.29/7,398.92
  6. Step 6: Final answer
    x = 5,872.23

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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.