Home / 11,146.04-15,381.06-6,667.14

Finding the Fourth Proportional to 11,146.04, 15,381.06 and 6,667.14

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Solution

The fourth proportional to 11,146.04, 15,381.06 and 6,667.14 is: 9,200.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,146.04 : 15,381.06 = 6,667.14 : x
  2. Step 2: Convert to fraction form
    11,146.04/15,381.06 = 6,667.14/x
  3. Step 3: Cross multiply
    11,146.04x = 15,381.06 × 6,667.14
  4. Step 4: Simplify right side
    11,146.04x = 102,547,680.37
  5. Step 5: Solve for x
    x = 102,547,680.37/11,146.04
  6. Step 6: Final answer
    x = 9,200.37

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Half scale
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Double scale
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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.