Home / 7,625.24-11,437.86-2,431.52

Finding the Fourth Proportional to 7,625.24, 11,437.86 and 2,431.52

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Solution

The fourth proportional to 7,625.24, 11,437.86 and 2,431.52 is: 3,647.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,625.24 : 11,437.86 = 2,431.52 : x
  2. Step 2: Convert to fraction form
    7,625.24/11,437.86 = 2,431.52/x
  3. Step 3: Cross multiply
    7,625.24x = 11,437.86 × 2,431.52
  4. Step 4: Simplify right side
    7,625.24x = 27,811,385.35
  5. Step 5: Solve for x
    x = 27,811,385.35/7,625.24
  6. Step 6: Final answer
    x = 3,647.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.