Home / 4,621.47-6,378.11-2,632.46

Finding the Fourth Proportional to 4,621.47, 6,378.11 and 2,632.46

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Solution

The fourth proportional to 4,621.47, 6,378.11 and 2,632.46 is: 3,633.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,621.47 : 6,378.11 = 2,632.46 : x
  2. Step 2: Convert to fraction form
    4,621.47/6,378.11 = 2,632.46/x
  3. Step 3: Cross multiply
    4,621.47x = 6,378.11 × 2,632.46
  4. Step 4: Simplify right side
    4,621.47x = 16,790,074.40
  5. Step 5: Solve for x
    x = 16,790,074.40/4,621.47
  6. Step 6: Final answer
    x = 3,633.06

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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.