Home / 3,782.24-5,218.05-2,345.93

Finding the Fourth Proportional to 3,782.24, 5,218.05 and 2,345.93

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Solution

The fourth proportional to 3,782.24, 5,218.05 and 2,345.93 is: 3,236.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,782.24 : 5,218.05 = 2,345.93 : x
  2. Step 2: Convert to fraction form
    3,782.24/5,218.05 = 2,345.93/x
  3. Step 3: Cross multiply
    3,782.24x = 5,218.05 × 2,345.93
  4. Step 4: Simplify right side
    3,782.24x = 12,241,193.08
  5. Step 5: Solve for x
    x = 12,241,193.08/3,782.24
  6. Step 6: Final answer
    x = 3,236.50

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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.