Home / 3,210.48-4,427.46-2,029.44

Finding the Fourth Proportional to 3,210.48, 4,427.46 and 2,029.44

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Solution

The fourth proportional to 3,210.48, 4,427.46 and 2,029.44 is: 2,798.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210.48 : 4,427.46 = 2,029.44 : x
  2. Step 2: Convert to fraction form
    3,210.48/4,427.46 = 2,029.44/x
  3. Step 3: Cross multiply
    3,210.48x = 4,427.46 × 2,029.44
  4. Step 4: Simplify right side
    3,210.48x = 8,985,264.42
  5. Step 5: Solve for x
    x = 8,985,264.42/3,210.48
  6. Step 6: Final answer
    x = 2,798.73

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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.