Home / 6,427.24-9,640.14-4,360.52

Finding the Fourth Proportional to 6,427.24, 9,640.14 and 4,360.52

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Solution

The fourth proportional to 6,427.24, 9,640.14 and 4,360.52 is: 6,540.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,427.24 : 9,640.14 = 4,360.52 : x
  2. Step 2: Convert to fraction form
    6,427.24/9,640.14 = 4,360.52/x
  3. Step 3: Cross multiply
    6,427.24x = 9,640.14 × 4,360.52
  4. Step 4: Simplify right side
    6,427.24x = 42,036,023.27
  5. Step 5: Solve for x
    x = 42,036,023.27/6,427.24
  6. Step 6: Final answer
    x = 6,540.29

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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.