Home / 7,446.02-11,170.90-5,259.02

Finding the Fourth Proportional to 7,446.02, 11,170.90 and 5,259.02

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Solution

The fourth proportional to 7,446.02, 11,170.90 and 5,259.02 is: 7,889.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,446.02 : 11,170.90 = 5,259.02 : x
  2. Step 2: Convert to fraction form
    7,446.02/11,170.90 = 5,259.02/x
  3. Step 3: Cross multiply
    7,446.02x = 11,170.90 × 5,259.02
  4. Step 4: Simplify right side
    7,446.02x = 58,747,986.52
  5. Step 5: Solve for x
    x = 58,747,986.52/7,446.02
  6. Step 6: Final answer
    x = 7,889.85

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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.