Home / 3,146.60-4,342.08-2,263.94

Finding the Fourth Proportional to 3,146.60, 4,342.08 and 2,263.94

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Solution

The fourth proportional to 3,146.60, 4,342.08 and 2,263.94 is: 3,124.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146.60 : 4,342.08 = 2,263.94 : x
  2. Step 2: Convert to fraction form
    3,146.60/4,342.08 = 2,263.94/x
  3. Step 3: Cross multiply
    3,146.60x = 4,342.08 × 2,263.94
  4. Step 4: Simplify right side
    3,146.60x = 9,830,208.60
  5. Step 5: Solve for x
    x = 9,830,208.60/3,146.60
  6. Step 6: Final answer
    x = 3,124.07

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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.