Home / 3,163.02-4,364.64-1,836.47

Finding the Fourth Proportional to 3,163.02, 4,364.64 and 1,836.47

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Solution

The fourth proportional to 3,163.02, 4,364.64 and 1,836.47 is: 2,534.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,163.02 : 4,364.64 = 1,836.47 : x
  2. Step 2: Convert to fraction form
    3,163.02/4,364.64 = 1,836.47/x
  3. Step 3: Cross multiply
    3,163.02x = 4,364.64 × 1,836.47
  4. Step 4: Simplify right side
    3,163.02x = 8,015,501.71
  5. Step 5: Solve for x
    x = 8,015,501.71/3,163.02
  6. Step 6: Final answer
    x = 2,534.13

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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.