Home / 9,347.43-14,021.01-2,778.06

Finding the Fourth Proportional to 9,347.43, 14,021.01 and 2,778.06

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Solution

The fourth proportional to 9,347.43, 14,021.01 and 2,778.06 is: 4,167.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,347.43 : 14,021.01 = 2,778.06 : x
  2. Step 2: Convert to fraction form
    9,347.43/14,021.01 = 2,778.06/x
  3. Step 3: Cross multiply
    9,347.43x = 14,021.01 × 2,778.06
  4. Step 4: Simplify right side
    9,347.43x = 38,951,207.04
  5. Step 5: Solve for x
    x = 38,951,207.04/9,347.43
  6. Step 6: Final answer
    x = 4,167.05

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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.