Home / 10,346.24-15,515.16-5,083.52

Finding the Fourth Proportional to 10,346.24, 15,515.16 and 5,083.52

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Solution

The fourth proportional to 10,346.24, 15,515.16 and 5,083.52 is: 7,623.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,346.24 : 15,515.16 = 5,083.52 : x
  2. Step 2: Convert to fraction form
    10,346.24/15,515.16 = 5,083.52/x
  3. Step 3: Cross multiply
    10,346.24x = 15,515.16 × 5,083.52
  4. Step 4: Simplify right side
    10,346.24x = 78,871,626.16
  5. Step 5: Solve for x
    x = 78,871,626.16/10,346.24
  6. Step 6: Final answer
    x = 7,623.22

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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.