Home / 4,948.60-7,439.10-3,497.80

Finding the Fourth Proportional to 4,948.60, 7,439.10 and 3,497.80

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Solution

The fourth proportional to 4,948.60, 7,439.10 and 3,497.80 is: 5,258.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,948.60 : 7,439.10 = 3,497.80 : x
  2. Step 2: Convert to fraction form
    4,948.60/7,439.10 = 3,497.80/x
  3. Step 3: Cross multiply
    4,948.60x = 7,439.10 × 3,497.80
  4. Step 4: Simplify right side
    4,948.60x = 26,020,483.98
  5. Step 5: Solve for x
    x = 26,020,483.98/4,948.60
  6. Step 6: Final answer
    x = 5,258.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.