Home / 11,560.41-15,937.48-7,309.34

Finding the Fourth Proportional to 11,560.41, 15,937.48 and 7,309.34

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Solution

The fourth proportional to 11,560.41, 15,937.48 and 7,309.34 is: 10,076.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,560.41 : 15,937.48 = 7,309.34 : x
  2. Step 2: Convert to fraction form
    11,560.41/15,937.48 = 7,309.34/x
  3. Step 3: Cross multiply
    11,560.41x = 15,937.48 × 7,309.34
  4. Step 4: Simplify right side
    11,560.41x = 116,492,423.52
  5. Step 5: Solve for x
    x = 116,492,423.52/11,560.41
  6. Step 6: Final answer
    x = 10,076.85

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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.