Home / 10,934.98-16,392.70-4,269.92

Finding the Fourth Proportional to 10,934.98, 16,392.70 and 4,269.92

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Solution

The fourth proportional to 10,934.98, 16,392.70 and 4,269.92 is: 6,401.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,934.98 : 16,392.70 = 4,269.92 : x
  2. Step 2: Convert to fraction form
    10,934.98/16,392.70 = 4,269.92/x
  3. Step 3: Cross multiply
    10,934.98x = 16,392.70 × 4,269.92
  4. Step 4: Simplify right side
    10,934.98x = 69,995,547.89
  5. Step 5: Solve for x
    x = 69,995,547.89/10,934.98
  6. Step 6: Final answer
    x = 6,401.07

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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.