Home / 5,040.96-7,561.46-1,531.00

Finding the Fourth Proportional to 5,040.96, 7,561.46 and 1,531.00

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Solution

The fourth proportional to 5,040.96, 7,561.46 and 1,531.00 is: 2,296.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,040.96 : 7,561.46 = 1,531.00 : x
  2. Step 2: Convert to fraction form
    5,040.96/7,561.46 = 1,531.00/x
  3. Step 3: Cross multiply
    5,040.96x = 7,561.46 × 1,531.00
  4. Step 4: Simplify right side
    5,040.96x = 11,576,571.57
  5. Step 5: Solve for x
    x = 11,576,571.57/5,040.96
  6. Step 6: Final answer
    x = 2,296.50

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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.