Home / 2,237.46-3,085.29-1,397.86

Finding the Fourth Proportional to 2,237.46, 3,085.29 and 1,397.86

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Solution

The fourth proportional to 2,237.46, 3,085.29 and 1,397.86 is: 1,927.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,237.46 : 3,085.29 = 1,397.86 : x
  2. Step 2: Convert to fraction form
    2,237.46/3,085.29 = 1,397.86/x
  3. Step 3: Cross multiply
    2,237.46x = 3,085.29 × 1,397.86
  4. Step 4: Simplify right side
    2,237.46x = 4,312,783.36
  5. Step 5: Solve for x
    x = 4,312,783.36/2,237.46
  6. Step 6: Final answer
    x = 1,927.54

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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.