Home / 3,415.37-4,711.77-2,753.19

Finding the Fourth Proportional to 3,415.37, 4,711.77 and 2,753.19

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Solution

The fourth proportional to 3,415.37, 4,711.77 and 2,753.19 is: 3,798.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,415.37 : 4,711.77 = 2,753.19 : x
  2. Step 2: Convert to fraction form
    3,415.37/4,711.77 = 2,753.19/x
  3. Step 3: Cross multiply
    3,415.37x = 4,711.77 × 2,753.19
  4. Step 4: Simplify right side
    3,415.37x = 12,972,398.05
  5. Step 5: Solve for x
    x = 12,972,398.05/3,415.37
  6. Step 6: Final answer
    x = 3,798.25

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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.