Home / 2,807.40-4,204.98-2,314.92

Finding the Fourth Proportional to 2,807.40, 4,204.98 and 2,314.92

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Solution

The fourth proportional to 2,807.40, 4,204.98 and 2,314.92 is: 3,467.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,807.40 : 4,204.98 = 2,314.92 : x
  2. Step 2: Convert to fraction form
    2,807.40/4,204.98 = 2,314.92/x
  3. Step 3: Cross multiply
    2,807.40x = 4,204.98 × 2,314.92
  4. Step 4: Simplify right side
    2,807.40x = 9,734,192.30
  5. Step 5: Solve for x
    x = 9,734,192.30/2,807.40
  6. Step 6: Final answer
    x = 3,467.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.