Home / 4,626.80-6,384.65-2,858.43

Finding the Fourth Proportional to 4,626.80, 6,384.65 and 2,858.43

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Solution

The fourth proportional to 4,626.80, 6,384.65 and 2,858.43 is: 3,944.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,626.80 : 6,384.65 = 2,858.43 : x
  2. Step 2: Convert to fraction form
    4,626.80/6,384.65 = 2,858.43/x
  3. Step 3: Cross multiply
    4,626.80x = 6,384.65 × 2,858.43
  4. Step 4: Simplify right side
    4,626.80x = 18,250,060.81
  5. Step 5: Solve for x
    x = 18,250,060.81/4,626.80
  6. Step 6: Final answer
    x = 3,944.43

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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.