Home / 5,105.16-7,657.34-1,595.13

Finding the Fourth Proportional to 5,105.16, 7,657.34 and 1,595.13

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Solution

The fourth proportional to 5,105.16, 7,657.34 and 1,595.13 is: 2,392.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,105.16 : 7,657.34 = 1,595.13 : x
  2. Step 2: Convert to fraction form
    5,105.16/7,657.34 = 1,595.13/x
  3. Step 3: Cross multiply
    5,105.16x = 7,657.34 × 1,595.13
  4. Step 4: Simplify right side
    5,105.16x = 12,214,416.06
  5. Step 5: Solve for x
    x = 12,214,416.06/5,105.16
  6. Step 6: Final answer
    x = 2,392.56

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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.