Home / 11,292.05-16,938.08-4,714.65

Finding the Fourth Proportional to 11,292.05, 16,938.08 and 4,714.65

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Solution

The fourth proportional to 11,292.05, 16,938.08 and 4,714.65 is: 7,071.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,292.05 : 16,938.08 = 4,714.65 : x
  2. Step 2: Convert to fraction form
    11,292.05/16,938.08 = 4,714.65/x
  3. Step 3: Cross multiply
    11,292.05x = 16,938.08 × 4,714.65
  4. Step 4: Simplify right side
    11,292.05x = 79,857,130.66
  5. Step 5: Solve for x
    x = 79,857,130.66/11,292.05
  6. Step 6: Final answer
    x = 7,071.98

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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.