Home / 1,793.45-2,686.62-1,381.16

Finding the Fourth Proportional to 1,793.45, 2,686.62 and 1,381.16

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Solution

The fourth proportional to 1,793.45, 2,686.62 and 1,381.16 is: 2,069.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,793.45 : 2,686.62 = 1,381.16 : x
  2. Step 2: Convert to fraction form
    1,793.45/2,686.62 = 1,381.16/x
  3. Step 3: Cross multiply
    1,793.45x = 2,686.62 × 1,381.16
  4. Step 4: Simplify right side
    1,793.45x = 3,710,652.08
  5. Step 5: Solve for x
    x = 3,710,652.08/1,793.45
  6. Step 6: Final answer
    x = 2,069.00

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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.