Home / 4,803.68-6,630.14-3,122.16

Finding the Fourth Proportional to 4,803.68, 6,630.14 and 3,122.16

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Solution

The fourth proportional to 4,803.68, 6,630.14 and 3,122.16 is: 4,309.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,803.68 : 6,630.14 = 3,122.16 : x
  2. Step 2: Convert to fraction form
    4,803.68/6,630.14 = 3,122.16/x
  3. Step 3: Cross multiply
    4,803.68x = 6,630.14 × 3,122.16
  4. Step 4: Simplify right side
    4,803.68x = 20,700,342.29
  5. Step 5: Solve for x
    x = 20,700,342.29/4,803.68
  6. Step 6: Final answer
    x = 4,309.27

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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.