Home / 10,036.71-15,055.07-4,186.49

Finding the Fourth Proportional to 10,036.71, 15,055.07 and 4,186.49

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Solution

The fourth proportional to 10,036.71, 15,055.07 and 4,186.49 is: 6,279.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,036.71 : 15,055.07 = 4,186.49 : x
  2. Step 2: Convert to fraction form
    10,036.71/15,055.07 = 4,186.49/x
  3. Step 3: Cross multiply
    10,036.71x = 15,055.07 × 4,186.49
  4. Step 4: Simplify right side
    10,036.71x = 63,027,803.80
  5. Step 5: Solve for x
    x = 63,027,803.80/10,036.71
  6. Step 6: Final answer
    x = 6,279.73

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.