Home / 3,100.60-4,646.95-1,453.52

Finding the Fourth Proportional to 3,100.60, 4,646.95 and 1,453.52

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Solution

The fourth proportional to 3,100.60, 4,646.95 and 1,453.52 is: 2,178.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100.60 : 4,646.95 = 1,453.52 : x
  2. Step 2: Convert to fraction form
    3,100.60/4,646.95 = 1,453.52/x
  3. Step 3: Cross multiply
    3,100.60x = 4,646.95 × 1,453.52
  4. Step 4: Simplify right side
    3,100.60x = 6,754,434.76
  5. Step 5: Solve for x
    x = 6,754,434.76/3,100.60
  6. Step 6: Final answer
    x = 2,178.43

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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.