Home / 8,968.84-12,377.78-5,244.04

Finding the Fourth Proportional to 8,968.84, 12,377.78 and 5,244.04

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Solution

The fourth proportional to 8,968.84, 12,377.78 and 5,244.04 is: 7,237.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,968.84 : 12,377.78 = 5,244.04 : x
  2. Step 2: Convert to fraction form
    8,968.84/12,377.78 = 5,244.04/x
  3. Step 3: Cross multiply
    8,968.84x = 12,377.78 × 5,244.04
  4. Step 4: Simplify right side
    8,968.84x = 64,909,573.43
  5. Step 5: Solve for x
    x = 64,909,573.43/8,968.84
  6. Step 6: Final answer
    x = 7,237.23

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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.