Home / 3,069.34-4,600.37-1,818.20

Finding the Fourth Proportional to 3,069.34, 4,600.37 and 1,818.20

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Solution

The fourth proportional to 3,069.34, 4,600.37 and 1,818.20 is: 2,725.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,069.34 : 4,600.37 = 1,818.20 : x
  2. Step 2: Convert to fraction form
    3,069.34/4,600.37 = 1,818.20/x
  3. Step 3: Cross multiply
    3,069.34x = 4,600.37 × 1,818.20
  4. Step 4: Simplify right side
    3,069.34x = 8,364,377.79
  5. Step 5: Solve for x
    x = 8,364,377.79/3,069.34
  6. Step 6: Final answer
    x = 2,725.14

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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.