Home / 11,192.60-15,445.47-6,156.81

Finding the Fourth Proportional to 11,192.60, 15,445.47 and 6,156.81

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Solution

The fourth proportional to 11,192.60, 15,445.47 and 6,156.81 is: 8,496.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,192.60 : 15,445.47 = 6,156.81 : x
  2. Step 2: Convert to fraction form
    11,192.60/15,445.47 = 6,156.81/x
  3. Step 3: Cross multiply
    11,192.60x = 15,445.47 × 6,156.81
  4. Step 4: Simplify right side
    11,192.60x = 95,094,824.15
  5. Step 5: Solve for x
    x = 95,094,824.15/11,192.60
  6. Step 6: Final answer
    x = 8,496.23

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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.