Home / 4,970.60-7,439.91-2,627.30

Finding the Fourth Proportional to 4,970.60, 7,439.91 and 2,627.30

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Solution

The fourth proportional to 4,970.60, 7,439.91 and 2,627.30 is: 3,932.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,970.60 : 7,439.91 = 2,627.30 : x
  2. Step 2: Convert to fraction form
    4,970.60/7,439.91 = 2,627.30/x
  3. Step 3: Cross multiply
    4,970.60x = 7,439.91 × 2,627.30
  4. Step 4: Simplify right side
    4,970.60x = 19,546,875.54
  5. Step 5: Solve for x
    x = 19,546,875.54/4,970.60
  6. Step 6: Final answer
    x = 3,932.50

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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.