Home / 11,096.79-15,314.02-6,381.07

Finding the Fourth Proportional to 11,096.79, 15,314.02 and 6,381.07

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Solution

The fourth proportional to 11,096.79, 15,314.02 and 6,381.07 is: 8,806.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,096.79 : 15,314.02 = 6,381.07 : x
  2. Step 2: Convert to fraction form
    11,096.79/15,314.02 = 6,381.07/x
  3. Step 3: Cross multiply
    11,096.79x = 15,314.02 × 6,381.07
  4. Step 4: Simplify right side
    11,096.79x = 97,719,867.30
  5. Step 5: Solve for x
    x = 97,719,867.30/11,096.79
  6. Step 6: Final answer
    x = 8,806.14

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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.