Home / 9,722.91-14,508.51-8,675.72

Finding the Fourth Proportional to 9,722.91, 14,508.51 and 8,675.72

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Solution

The fourth proportional to 9,722.91, 14,508.51 and 8,675.72 is: 12,945.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,722.91 : 14,508.51 = 8,675.72 : x
  2. Step 2: Convert to fraction form
    9,722.91/14,508.51 = 8,675.72/x
  3. Step 3: Cross multiply
    9,722.91x = 14,508.51 × 8,675.72
  4. Step 4: Simplify right side
    9,722.91x = 125,871,770.38
  5. Step 5: Solve for x
    x = 125,871,770.38/9,722.91
  6. Step 6: Final answer
    x = 12,945.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.