Home / 8,858.97-12,225.36-4,880.35

Finding the Fourth Proportional to 8,858.97, 12,225.36 and 4,880.35

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Solution

The fourth proportional to 8,858.97, 12,225.36 and 4,880.35 is: 6,734.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,858.97 : 12,225.36 = 4,880.35 : x
  2. Step 2: Convert to fraction form
    8,858.97/12,225.36 = 4,880.35/x
  3. Step 3: Cross multiply
    8,858.97x = 12,225.36 × 4,880.35
  4. Step 4: Simplify right side
    8,858.97x = 59,664,069.26
  5. Step 5: Solve for x
    x = 59,664,069.26/8,858.97
  6. Step 6: Final answer
    x = 6,734.88

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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.