Home / 2,718.20-4,071.90-1,483.76

Finding the Fourth Proportional to 2,718.20, 4,071.90 and 1,483.76

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Solution

The fourth proportional to 2,718.20, 4,071.90 and 1,483.76 is: 2,222.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,718.20 : 4,071.90 = 1,483.76 : x
  2. Step 2: Convert to fraction form
    2,718.20/4,071.90 = 1,483.76/x
  3. Step 3: Cross multiply
    2,718.20x = 4,071.90 × 1,483.76
  4. Step 4: Simplify right side
    2,718.20x = 6,041,722.34
  5. Step 5: Solve for x
    x = 6,041,722.34/2,718.20
  6. Step 6: Final answer
    x = 2,222.69

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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.