Home / 11,580.44-15,981.12-6,275.37

Finding the Fourth Proportional to 11,580.44, 15,981.12 and 6,275.37

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Solution

The fourth proportional to 11,580.44, 15,981.12 and 6,275.37 is: 8,660.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,580.44 : 15,981.12 = 6,275.37 : x
  2. Step 2: Convert to fraction form
    11,580.44/15,981.12 = 6,275.37/x
  3. Step 3: Cross multiply
    11,580.44x = 15,981.12 × 6,275.37
  4. Step 4: Simplify right side
    11,580.44x = 100,287,441.01
  5. Step 5: Solve for x
    x = 100,287,441.01/11,580.44
  6. Step 6: Final answer
    x = 8,660.08

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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.