Home / 9,853.29-14,778.05-3,278.25

Finding the Fourth Proportional to 9,853.29, 14,778.05 and 3,278.25

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Solution

The fourth proportional to 9,853.29, 14,778.05 and 3,278.25 is: 4,916.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,853.29 : 14,778.05 = 3,278.25 : x
  2. Step 2: Convert to fraction form
    9,853.29/14,778.05 = 3,278.25/x
  3. Step 3: Cross multiply
    9,853.29x = 14,778.05 × 3,278.25
  4. Step 4: Simplify right side
    9,853.29x = 48,446,126.02
  5. Step 5: Solve for x
    x = 48,446,126.02/9,853.29
  6. Step 6: Final answer
    x = 4,916.75

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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.