Home / 4,840.16-6,678.98-2,744.30

Finding the Fourth Proportional to 4,840.16, 6,678.98 and 2,744.30

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Solution

The fourth proportional to 4,840.16, 6,678.98 and 2,744.30 is: 3,786.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,840.16 : 6,678.98 = 2,744.30 : x
  2. Step 2: Convert to fraction form
    4,840.16/6,678.98 = 2,744.30/x
  3. Step 3: Cross multiply
    4,840.16x = 6,678.98 × 2,744.30
  4. Step 4: Simplify right side
    4,840.16x = 18,329,124.81
  5. Step 5: Solve for x
    x = 18,329,124.81/4,840.16
  6. Step 6: Final answer
    x = 3,786.88

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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.