Home / 2,719.56-3,750.96-2,364.72

Finding the Fourth Proportional to 2,719.56, 3,750.96 and 2,364.72

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Solution

The fourth proportional to 2,719.56, 3,750.96 and 2,364.72 is: 3,261.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,719.56 : 3,750.96 = 2,364.72 : x
  2. Step 2: Convert to fraction form
    2,719.56/3,750.96 = 2,364.72/x
  3. Step 3: Cross multiply
    2,719.56x = 3,750.96 × 2,364.72
  4. Step 4: Simplify right side
    2,719.56x = 8,869,970.13
  5. Step 5: Solve for x
    x = 8,869,970.13/2,719.56
  6. Step 6: Final answer
    x = 3,261.55

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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.