Home / 4,230.36-5,840.78-2,637.66

Finding the Fourth Proportional to 4,230.36, 5,840.78 and 2,637.66

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Solution

The fourth proportional to 4,230.36, 5,840.78 and 2,637.66 is: 3,641.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,230.36 : 5,840.78 = 2,637.66 : x
  2. Step 2: Convert to fraction form
    4,230.36/5,840.78 = 2,637.66/x
  3. Step 3: Cross multiply
    4,230.36x = 5,840.78 × 2,637.66
  4. Step 4: Simplify right side
    4,230.36x = 15,405,991.77
  5. Step 5: Solve for x
    x = 15,405,991.77/4,230.36
  6. Step 6: Final answer
    x = 3,641.77

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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.