Home / 11,031.37-16,547.05-3,245.65

Finding the Fourth Proportional to 11,031.37, 16,547.05 and 3,245.65

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Solution

The fourth proportional to 11,031.37, 16,547.05 and 3,245.65 is: 4,868.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,031.37 : 16,547.05 = 3,245.65 : x
  2. Step 2: Convert to fraction form
    11,031.37/16,547.05 = 3,245.65/x
  3. Step 3: Cross multiply
    11,031.37x = 16,547.05 × 3,245.65
  4. Step 4: Simplify right side
    11,031.37x = 53,705,932.83
  5. Step 5: Solve for x
    x = 53,705,932.83/11,031.37
  6. Step 6: Final answer
    x = 4,868.47

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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.