Home / 11,011.14-15,195.47-5,975.40

Finding the Fourth Proportional to 11,011.14, 15,195.47 and 5,975.40

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Solution

The fourth proportional to 11,011.14, 15,195.47 and 5,975.40 is: 8,246.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,011.14 : 15,195.47 = 5,975.40 : x
  2. Step 2: Convert to fraction form
    11,011.14/15,195.47 = 5,975.40/x
  3. Step 3: Cross multiply
    11,011.14x = 15,195.47 × 5,975.40
  4. Step 4: Simplify right side
    11,011.14x = 90,798,981.56
  5. Step 5: Solve for x
    x = 90,798,981.56/11,011.14
  6. Step 6: Final answer
    x = 8,246.10

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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.