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Finding the Fourth Proportional to 6,264.84, 8,625.78 and 5,089.80

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Solution

The fourth proportional to 6,264.84, 8,625.78 and 5,089.80 is: 7,007.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,264.84 : 8,625.78 = 5,089.80 : x
  2. Step 2: Convert to fraction form
    6,264.84/8,625.78 = 5,089.80/x
  3. Step 3: Cross multiply
    6,264.84x = 8,625.78 × 5,089.80
  4. Step 4: Simplify right side
    6,264.84x = 43,903,495.04
  5. Step 5: Solve for x
    x = 43,903,495.04/6,264.84
  6. Step 6: Final answer
    x = 7,007.92

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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.