Home / 4,322.24-6,477.97-1,854.20

Finding the Fourth Proportional to 4,322.24, 6,477.97 and 1,854.20

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Solution

The fourth proportional to 4,322.24, 6,477.97 and 1,854.20 is: 2,778.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,322.24 : 6,477.97 = 1,854.20 : x
  2. Step 2: Convert to fraction form
    4,322.24/6,477.97 = 1,854.20/x
  3. Step 3: Cross multiply
    4,322.24x = 6,477.97 × 1,854.20
  4. Step 4: Simplify right side
    4,322.24x = 12,011,451.97
  5. Step 5: Solve for x
    x = 12,011,451.97/4,322.24
  6. Step 6: Final answer
    x = 2,778.99

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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.