Home / 2,237.57-3,089.34-1,399.46

Finding the Fourth Proportional to 2,237.57, 3,089.34 and 1,399.46

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Solution

The fourth proportional to 2,237.57, 3,089.34 and 1,399.46 is: 1,932.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,237.57 : 3,089.34 = 1,399.46 : x
  2. Step 2: Convert to fraction form
    2,237.57/3,089.34 = 1,399.46/x
  3. Step 3: Cross multiply
    2,237.57x = 3,089.34 × 1,399.46
  4. Step 4: Simplify right side
    2,237.57x = 4,323,407.76
  5. Step 5: Solve for x
    x = 4,323,407.76/2,237.57
  6. Step 6: Final answer
    x = 1,932.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.