Home / 8,259.13-11,401.16-5,072.94

Finding the Fourth Proportional to 8,259.13, 11,401.16 and 5,072.94

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Solution

The fourth proportional to 8,259.13, 11,401.16 and 5,072.94 is: 7,002.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,259.13 : 11,401.16 = 5,072.94 : x
  2. Step 2: Convert to fraction form
    8,259.13/11,401.16 = 5,072.94/x
  3. Step 3: Cross multiply
    8,259.13x = 11,401.16 × 5,072.94
  4. Step 4: Simplify right side
    8,259.13x = 57,837,400.61
  5. Step 5: Solve for x
    x = 57,837,400.61/8,259.13
  6. Step 6: Final answer
    x = 7,002.84

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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.