Home / 7,617.60-10,508.40-4,969.44

Finding the Fourth Proportional to 7,617.60, 10,508.40 and 4,969.44

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Solution

The fourth proportional to 7,617.60, 10,508.40 and 4,969.44 is: 6,855.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,617.60 : 10,508.40 = 4,969.44 : x
  2. Step 2: Convert to fraction form
    7,617.60/10,508.40 = 4,969.44/x
  3. Step 3: Cross multiply
    7,617.60x = 10,508.40 × 4,969.44
  4. Step 4: Simplify right side
    7,617.60x = 52,220,863.30
  5. Step 5: Solve for x
    x = 52,220,863.30/7,617.60
  6. Step 6: Final answer
    x = 6,855.29

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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.