Home / 2,368.17-3,548.61-1,393.20

Finding the Fourth Proportional to 2,368.17, 3,548.61 and 1,393.20

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Solution

The fourth proportional to 2,368.17, 3,548.61 and 1,393.20 is: 2,087.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,368.17 : 3,548.61 = 1,393.20 : x
  2. Step 2: Convert to fraction form
    2,368.17/3,548.61 = 1,393.20/x
  3. Step 3: Cross multiply
    2,368.17x = 3,548.61 × 1,393.20
  4. Step 4: Simplify right side
    2,368.17x = 4,943,923.45
  5. Step 5: Solve for x
    x = 4,943,923.45/2,368.17
  6. Step 6: Final answer
    x = 2,087.66

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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.