Home / 7,456.86-10,285.11-4,625.88

Finding the Fourth Proportional to 7,456.86, 10,285.11 and 4,625.88

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Solution

The fourth proportional to 7,456.86, 10,285.11 and 4,625.88 is: 6,380.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,456.86 : 10,285.11 = 4,625.88 : x
  2. Step 2: Convert to fraction form
    7,456.86/10,285.11 = 4,625.88/x
  3. Step 3: Cross multiply
    7,456.86x = 10,285.11 × 4,625.88
  4. Step 4: Simplify right side
    7,456.86x = 47,577,684.65
  5. Step 5: Solve for x
    x = 47,577,684.65/7,456.86
  6. Step 6: Final answer
    x = 6,380.39

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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.