Home / 6,243.64-9,364.34-1,860.02

Finding the Fourth Proportional to 6,243.64, 9,364.34 and 1,860.02

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Solution

The fourth proportional to 6,243.64, 9,364.34 and 1,860.02 is: 2,789.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,243.64 : 9,364.34 = 1,860.02 : x
  2. Step 2: Convert to fraction form
    6,243.64/9,364.34 = 1,860.02/x
  3. Step 3: Cross multiply
    6,243.64x = 9,364.34 × 1,860.02
  4. Step 4: Simplify right side
    6,243.64x = 17,417,859.69
  5. Step 5: Solve for x
    x = 17,417,859.69/6,243.64
  6. Step 6: Final answer
    x = 2,789.70

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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.