Home / 4,581.40-6,871.34-1,293.74

Finding the Fourth Proportional to 4,581.40, 6,871.34 and 1,293.74

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Solution

The fourth proportional to 4,581.40, 6,871.34 and 1,293.74 is: 1,940.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,581.40 : 6,871.34 = 1,293.74 : x
  2. Step 2: Convert to fraction form
    4,581.40/6,871.34 = 1,293.74/x
  3. Step 3: Cross multiply
    4,581.40x = 6,871.34 × 1,293.74
  4. Step 4: Simplify right side
    4,581.40x = 8,889,727.41
  5. Step 5: Solve for x
    x = 8,889,727.41/4,581.40
  6. Step 6: Final answer
    x = 1,940.40

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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.