Home / 2,803.92-4,204.20-1,323.51

Finding the Fourth Proportional to 2,803.92, 4,204.20 and 1,323.51

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Solution

The fourth proportional to 2,803.92, 4,204.20 and 1,323.51 is: 1,984.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,803.92 : 4,204.20 = 1,323.51 : x
  2. Step 2: Convert to fraction form
    2,803.92/4,204.20 = 1,323.51/x
  3. Step 3: Cross multiply
    2,803.92x = 4,204.20 × 1,323.51
  4. Step 4: Simplify right side
    2,803.92x = 5,564,325.41
  5. Step 5: Solve for x
    x = 5,564,325.41/2,803.92
  6. Step 6: Final answer
    x = 1,984.48

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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.