Home / 7,490.26-11,236.02-2,560.24

Finding the Fourth Proportional to 7,490.26, 11,236.02 and 2,560.24

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Solution

The fourth proportional to 7,490.26, 11,236.02 and 2,560.24 is: 3,840.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,490.26 : 11,236.02 = 2,560.24 : x
  2. Step 2: Convert to fraction form
    7,490.26/11,236.02 = 2,560.24/x
  3. Step 3: Cross multiply
    7,490.26x = 11,236.02 × 2,560.24
  4. Step 4: Simplify right side
    7,490.26x = 28,766,907.84
  5. Step 5: Solve for x
    x = 28,766,907.84/7,490.26
  6. Step 6: Final answer
    x = 3,840.58

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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.