Home / 2,088.48-3,126.62-1,866.14

Finding the Fourth Proportional to 2,088.48, 3,126.62 and 1,866.14

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Solution

The fourth proportional to 2,088.48, 3,126.62 and 1,866.14 is: 2,793.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,088.48 : 3,126.62 = 1,866.14 : x
  2. Step 2: Convert to fraction form
    2,088.48/3,126.62 = 1,866.14/x
  3. Step 3: Cross multiply
    2,088.48x = 3,126.62 × 1,866.14
  4. Step 4: Simplify right side
    2,088.48x = 5,834,710.65
  5. Step 5: Solve for x
    x = 5,834,710.65/2,088.48
  6. Step 6: Final answer
    x = 2,793.76

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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.