Home / 4,509.77-6,222.57-2,621.34

Finding the Fourth Proportional to 4,509.77, 6,222.57 and 2,621.34

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Solution

The fourth proportional to 4,509.77, 6,222.57 and 2,621.34 is: 3,616.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,509.77 : 6,222.57 = 2,621.34 : x
  2. Step 2: Convert to fraction form
    4,509.77/6,222.57 = 2,621.34/x
  3. Step 3: Cross multiply
    4,509.77x = 6,222.57 × 2,621.34
  4. Step 4: Simplify right side
    4,509.77x = 16,311,471.64
  5. Step 5: Solve for x
    x = 16,311,471.64/4,509.77
  6. Step 6: Final answer
    x = 3,616.92

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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.