Home / 3,444.18-4,753.26-2,118.21

Finding the Fourth Proportional to 3,444.18, 4,753.26 and 2,118.21

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Solution

The fourth proportional to 3,444.18, 4,753.26 and 2,118.21 is: 2,923.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,444.18 : 4,753.26 = 2,118.21 : x
  2. Step 2: Convert to fraction form
    3,444.18/4,753.26 = 2,118.21/x
  3. Step 3: Cross multiply
    3,444.18x = 4,753.26 × 2,118.21
  4. Step 4: Simplify right side
    3,444.18x = 10,068,402.86
  5. Step 5: Solve for x
    x = 10,068,402.86/3,444.18
  6. Step 6: Final answer
    x = 2,923.31

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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.