Home / 3,465.70-4,782.78-2,624.92

Finding the Fourth Proportional to 3,465.70, 4,782.78 and 2,624.92

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Solution

The fourth proportional to 3,465.70, 4,782.78 and 2,624.92 is: 3,622.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465.70 : 4,782.78 = 2,624.92 : x
  2. Step 2: Convert to fraction form
    3,465.70/4,782.78 = 2,624.92/x
  3. Step 3: Cross multiply
    3,465.70x = 4,782.78 × 2,624.92
  4. Step 4: Simplify right side
    3,465.70x = 12,554,414.88
  5. Step 5: Solve for x
    x = 12,554,414.88/3,465.70
  6. Step 6: Final answer
    x = 3,622.48

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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.