Home / 11,056.96-15,256.32-6,275.76

Finding the Fourth Proportional to 11,056.96, 15,256.32 and 6,275.76

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Solution

The fourth proportional to 11,056.96, 15,256.32 and 6,275.76 is: 8,659.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,056.96 : 15,256.32 = 6,275.76 : x
  2. Step 2: Convert to fraction form
    11,056.96/15,256.32 = 6,275.76/x
  3. Step 3: Cross multiply
    11,056.96x = 15,256.32 × 6,275.76
  4. Step 4: Simplify right side
    11,056.96x = 95,745,002.80
  5. Step 5: Solve for x
    x = 95,745,002.80/11,056.96
  6. Step 6: Final answer
    x = 8,659.25

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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.