Home / 7,411.24-10,230.66-4,618.12

Finding the Fourth Proportional to 7,411.24, 10,230.66 and 4,618.12

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Solution

The fourth proportional to 7,411.24, 10,230.66 and 4,618.12 is: 6,374.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,411.24 : 10,230.66 = 4,618.12 : x
  2. Step 2: Convert to fraction form
    7,411.24/10,230.66 = 4,618.12/x
  3. Step 3: Cross multiply
    7,411.24x = 10,230.66 × 4,618.12
  4. Step 4: Simplify right side
    7,411.24x = 47,246,415.56
  5. Step 5: Solve for x
    x = 47,246,415.56/7,411.24
  6. Step 6: Final answer
    x = 6,374.97

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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.