Home / 11,114.26-15,338.02-6,865.18

Finding the Fourth Proportional to 11,114.26, 15,338.02 and 6,865.18

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Solution

The fourth proportional to 11,114.26, 15,338.02 and 6,865.18 is: 9,474.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,114.26 : 15,338.02 = 6,865.18 : x
  2. Step 2: Convert to fraction form
    11,114.26/15,338.02 = 6,865.18/x
  3. Step 3: Cross multiply
    11,114.26x = 15,338.02 × 6,865.18
  4. Step 4: Simplify right side
    11,114.26x = 105,298,268.14
  5. Step 5: Solve for x
    x = 105,298,268.14/11,114.26
  6. Step 6: Final answer
    x = 9,474.16

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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.