Home / 7,727.74-11,592.51-2,460.90

Finding the Fourth Proportional to 7,727.74, 11,592.51 and 2,460.90

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Solution

The fourth proportional to 7,727.74, 11,592.51 and 2,460.90 is: 3,691.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,727.74 : 11,592.51 = 2,460.90 : x
  2. Step 2: Convert to fraction form
    7,727.74/11,592.51 = 2,460.90/x
  3. Step 3: Cross multiply
    7,727.74x = 11,592.51 × 2,460.90
  4. Step 4: Simplify right side
    7,727.74x = 28,528,060.56
  5. Step 5: Solve for x
    x = 28,528,060.56/7,727.74
  6. Step 6: Final answer
    x = 3,691.64

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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.