Home / 4,904.20-7,356.30-3,255.40

Finding the Fourth Proportional to 4,904.20, 7,356.30 and 3,255.40

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Solution

The fourth proportional to 4,904.20, 7,356.30 and 3,255.40 is: 4,883.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,904.20 : 7,356.30 = 3,255.40 : x
  2. Step 2: Convert to fraction form
    4,904.20/7,356.30 = 3,255.40/x
  3. Step 3: Cross multiply
    4,904.20x = 7,356.30 × 3,255.40
  4. Step 4: Simplify right side
    4,904.20x = 23,947,699.02
  5. Step 5: Solve for x
    x = 23,947,699.02/4,904.20
  6. Step 6: Final answer
    x = 4,883.10

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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.