Home / 8,070.63-12,106.55-2,227.19

Finding the Fourth Proportional to 8,070.63, 12,106.55 and 2,227.19

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Solution

The fourth proportional to 8,070.63, 12,106.55 and 2,227.19 is: 3,340.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,070.63 : 12,106.55 = 2,227.19 : x
  2. Step 2: Convert to fraction form
    8,070.63/12,106.55 = 2,227.19/x
  3. Step 3: Cross multiply
    8,070.63x = 12,106.55 × 2,227.19
  4. Step 4: Simplify right side
    8,070.63x = 26,963,587.09
  5. Step 5: Solve for x
    x = 26,963,587.09/8,070.63
  6. Step 6: Final answer
    x = 3,340.95

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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.