Home / 2,719.62-3,756.51-2,364.84

Finding the Fourth Proportional to 2,719.62, 3,756.51 and 2,364.84

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Solution

The fourth proportional to 2,719.62, 3,756.51 and 2,364.84 is: 3,266.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,719.62 : 3,756.51 = 2,364.84 : x
  2. Step 2: Convert to fraction form
    2,719.62/3,756.51 = 2,364.84/x
  3. Step 3: Cross multiply
    2,719.62x = 3,756.51 × 2,364.84
  4. Step 4: Simplify right side
    2,719.62x = 8,883,545.11
  5. Step 5: Solve for x
    x = 8,883,545.11/2,719.62
  6. Step 6: Final answer
    x = 3,266.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.