Home / 2,373.10-3,559.80-730.78

Finding the Fourth Proportional to 2,373.10, 3,559.80 and 730.78

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Solution

The fourth proportional to 2,373.10, 3,559.80 and 730.78 is: 1,096.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,373.10 : 3,559.80 = 730.78 : x
  2. Step 2: Convert to fraction form
    2,373.10/3,559.80 = 730.78/x
  3. Step 3: Cross multiply
    2,373.10x = 3,559.80 × 730.78
  4. Step 4: Simplify right side
    2,373.10x = 2,601,430.64
  5. Step 5: Solve for x
    x = 2,601,430.64/2,373.10
  6. Step 6: Final answer
    x = 1,096.22

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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.