Home / 4,775.13-6,589.72-2,679.30

Finding the Fourth Proportional to 4,775.13, 6,589.72 and 2,679.30

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Solution

The fourth proportional to 4,775.13, 6,589.72 and 2,679.30 is: 3,697.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,775.13 : 6,589.72 = 2,679.30 : x
  2. Step 2: Convert to fraction form
    4,775.13/6,589.72 = 2,679.30/x
  3. Step 3: Cross multiply
    4,775.13x = 6,589.72 × 2,679.30
  4. Step 4: Simplify right side
    4,775.13x = 17,655,836.80
  5. Step 5: Solve for x
    x = 17,655,836.80/4,775.13
  6. Step 6: Final answer
    x = 3,697.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.