Home / 10,727.80-16,089.60-2,934.76

Finding the Fourth Proportional to 10,727.80, 16,089.60 and 2,934.76

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Solution

The fourth proportional to 10,727.80, 16,089.60 and 2,934.76 is: 4,401.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,727.80 : 16,089.60 = 2,934.76 : x
  2. Step 2: Convert to fraction form
    10,727.80/16,089.60 = 2,934.76/x
  3. Step 3: Cross multiply
    10,727.80x = 16,089.60 × 2,934.76
  4. Step 4: Simplify right side
    10,727.80x = 47,219,114.50
  5. Step 5: Solve for x
    x = 47,219,114.50/10,727.80
  6. Step 6: Final answer
    x = 4,401.57

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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.