Home / 11,160.48-15,401.61-6,125.19

Finding the Fourth Proportional to 11,160.48, 15,401.61 and 6,125.19

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Solution

The fourth proportional to 11,160.48, 15,401.61 and 6,125.19 is: 8,452.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,160.48 : 15,401.61 = 6,125.19 : x
  2. Step 2: Convert to fraction form
    11,160.48/15,401.61 = 6,125.19/x
  3. Step 3: Cross multiply
    11,160.48x = 15,401.61 × 6,125.19
  4. Step 4: Simplify right side
    11,160.48x = 94,337,787.56
  5. Step 5: Solve for x
    x = 94,337,787.56/11,160.48
  6. Step 6: Final answer
    x = 8,452.84

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Half scale
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Double scale
Find fourth proportional to 11,161.48, 15,402.99 and 6,126.19
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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.