Home / 2,370.96-3,555.54-1,138.02

Finding the Fourth Proportional to 2,370.96, 3,555.54 and 1,138.02

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Solution

The fourth proportional to 2,370.96, 3,555.54 and 1,138.02 is: 1,706.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,370.96 : 3,555.54 = 1,138.02 : x
  2. Step 2: Convert to fraction form
    2,370.96/3,555.54 = 1,138.02/x
  3. Step 3: Cross multiply
    2,370.96x = 3,555.54 × 1,138.02
  4. Step 4: Simplify right side
    2,370.96x = 4,046,275.63
  5. Step 5: Solve for x
    x = 4,046,275.63/2,370.96
  6. Step 6: Final answer
    x = 1,706.60

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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.