Home / 5,899.36-8,138.05-4,781.56

Finding the Fourth Proportional to 5,899.36, 8,138.05 and 4,781.56

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Solution

The fourth proportional to 5,899.36, 8,138.05 and 4,781.56 is: 6,596.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,899.36 : 8,138.05 = 4,781.56 : x
  2. Step 2: Convert to fraction form
    5,899.36/8,138.05 = 4,781.56/x
  3. Step 3: Cross multiply
    5,899.36x = 8,138.05 × 4,781.56
  4. Step 4: Simplify right side
    5,899.36x = 38,912,574.36
  5. Step 5: Solve for x
    x = 38,912,574.36/5,899.36
  6. Step 6: Final answer
    x = 6,596.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.