Home / 5,113.24-7,667.44-2,339.12

Finding the Fourth Proportional to 5,113.24, 7,667.44 and 2,339.12

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Solution

The fourth proportional to 5,113.24, 7,667.44 and 2,339.12 is: 3,507.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,113.24 : 7,667.44 = 2,339.12 : x
  2. Step 2: Convert to fraction form
    5,113.24/7,667.44 = 2,339.12/x
  3. Step 3: Cross multiply
    5,113.24x = 7,667.44 × 2,339.12
  4. Step 4: Simplify right side
    5,113.24x = 17,935,062.25
  5. Step 5: Solve for x
    x = 17,935,062.25/5,113.24
  6. Step 6: Final answer
    x = 3,507.57

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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.