Home / 7,499.98-11,254.44-3,340.24

Finding the Fourth Proportional to 7,499.98, 11,254.44 and 3,340.24

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Solution

The fourth proportional to 7,499.98, 11,254.44 and 3,340.24 is: 5,012.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,499.98 : 11,254.44 = 3,340.24 : x
  2. Step 2: Convert to fraction form
    7,499.98/11,254.44 = 3,340.24/x
  3. Step 3: Cross multiply
    7,499.98x = 11,254.44 × 3,340.24
  4. Step 4: Simplify right side
    7,499.98x = 37,592,530.67
  5. Step 5: Solve for x
    x = 37,592,530.67/7,499.98
  6. Step 6: Final answer
    x = 5,012.35

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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.