Home / 5,106.39-7,657.50-1,595.22

Finding the Fourth Proportional to 5,106.39, 7,657.50 and 1,595.22

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Solution

The fourth proportional to 5,106.39, 7,657.50 and 1,595.22 is: 2,392.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,106.39 : 7,657.50 = 1,595.22 : x
  2. Step 2: Convert to fraction form
    5,106.39/7,657.50 = 1,595.22/x
  3. Step 3: Cross multiply
    5,106.39x = 7,657.50 × 1,595.22
  4. Step 4: Simplify right side
    5,106.39x = 12,215,397.15
  5. Step 5: Solve for x
    x = 12,215,397.15/5,106.39
  6. Step 6: Final answer
    x = 2,392.18

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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.