Home / 2,681.34-4,021.46-2,247.18

Finding the Fourth Proportional to 2,681.34, 4,021.46 and 2,247.18

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Solution

The fourth proportional to 2,681.34, 4,021.46 and 2,247.18 is: 3,370.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681.34 : 4,021.46 = 2,247.18 : x
  2. Step 2: Convert to fraction form
    2,681.34/4,021.46 = 2,247.18/x
  3. Step 3: Cross multiply
    2,681.34x = 4,021.46 × 2,247.18
  4. Step 4: Simplify right side
    2,681.34x = 9,036,944.48
  5. Step 5: Solve for x
    x = 9,036,944.48/2,681.34
  6. Step 6: Final answer
    x = 3,370.31

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1.5x scale

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.