Home / 2,717.02-4,071.40-2,020.32

Finding the Fourth Proportional to 2,717.02, 4,071.40 and 2,020.32

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Solution

The fourth proportional to 2,717.02, 4,071.40 and 2,020.32 is: 3,027.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,717.02 : 4,071.40 = 2,020.32 : x
  2. Step 2: Convert to fraction form
    2,717.02/4,071.40 = 2,020.32/x
  3. Step 3: Cross multiply
    2,717.02x = 4,071.40 × 2,020.32
  4. Step 4: Simplify right side
    2,717.02x = 8,225,530.85
  5. Step 5: Solve for x
    x = 8,225,530.85/2,717.02
  6. Step 6: Final answer
    x = 3,027.41

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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.