Home / 6,376.19-8,797.77-3,722.39

Finding the Fourth Proportional to 6,376.19, 8,797.77 and 3,722.39

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Solution

The fourth proportional to 6,376.19, 8,797.77 and 3,722.39 is: 5,136.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,376.19 : 8,797.77 = 3,722.39 : x
  2. Step 2: Convert to fraction form
    6,376.19/8,797.77 = 3,722.39/x
  3. Step 3: Cross multiply
    6,376.19x = 8,797.77 × 3,722.39
  4. Step 4: Simplify right side
    6,376.19x = 32,748,767.02
  5. Step 5: Solve for x
    x = 32,748,767.02/6,376.19
  6. Step 6: Final answer
    x = 5,136.10

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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.