Home / 4,371.21-6,555.60-3,134.95

Finding the Fourth Proportional to 4,371.21, 6,555.60 and 3,134.95

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Solution

The fourth proportional to 4,371.21, 6,555.60 and 3,134.95 is: 4,701.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,371.21 : 6,555.60 = 3,134.95 : x
  2. Step 2: Convert to fraction form
    4,371.21/6,555.60 = 3,134.95/x
  3. Step 3: Cross multiply
    4,371.21x = 6,555.60 × 3,134.95
  4. Step 4: Simplify right side
    4,371.21x = 20,551,461.83
  5. Step 5: Solve for x
    x = 20,551,461.83/4,371.21
  6. Step 6: Final answer
    x = 4,701.55

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1.5x scale

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.