Home / 2,040.76-3,052.50-1,384.12

Finding the Fourth Proportional to 2,040.76, 3,052.50 and 1,384.12

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Solution

The fourth proportional to 2,040.76, 3,052.50 and 1,384.12 is: 2,070.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040.76 : 3,052.50 = 1,384.12 : x
  2. Step 2: Convert to fraction form
    2,040.76/3,052.50 = 1,384.12/x
  3. Step 3: Cross multiply
    2,040.76x = 3,052.50 × 1,384.12
  4. Step 4: Simplify right side
    2,040.76x = 4,225,026.30
  5. Step 5: Solve for x
    x = 4,225,026.30/2,040.76
  6. Step 6: Final answer
    x = 2,070.32

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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.