Home / 11,134.13-15,366.44-6,888.01

Finding the Fourth Proportional to 11,134.13, 15,366.44 and 6,888.01

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Solution

The fourth proportional to 11,134.13, 15,366.44 and 6,888.01 is: 9,506.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,134.13 : 15,366.44 = 6,888.01 : x
  2. Step 2: Convert to fraction form
    11,134.13/15,366.44 = 6,888.01/x
  3. Step 3: Cross multiply
    11,134.13x = 15,366.44 × 6,888.01
  4. Step 4: Simplify right side
    11,134.13x = 105,844,192.38
  5. Step 5: Solve for x
    x = 105,844,192.38/11,134.13
  6. Step 6: Final answer
    x = 9,506.28

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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.