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Finding the Fourth Proportional to 6,376.96, 8,798.88 and 3,582.88

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Solution

The fourth proportional to 6,376.96, 8,798.88 and 3,582.88 is: 4,943.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,376.96 : 8,798.88 = 3,582.88 : x
  2. Step 2: Convert to fraction form
    6,376.96/8,798.88 = 3,582.88/x
  3. Step 3: Cross multiply
    6,376.96x = 8,798.88 × 3,582.88
  4. Step 4: Simplify right side
    6,376.96x = 31,525,331.17
  5. Step 5: Solve for x
    x = 31,525,331.17/6,376.96
  6. Step 6: Final answer
    x = 4,943.63

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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.