Home / 4,902.40-7,352.70-3,050.20

Finding the Fourth Proportional to 4,902.40, 7,352.70 and 3,050.20

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Solution

The fourth proportional to 4,902.40, 7,352.70 and 3,050.20 is: 4,574.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,902.40 : 7,352.70 = 3,050.20 : x
  2. Step 2: Convert to fraction form
    4,902.40/7,352.70 = 3,050.20/x
  3. Step 3: Cross multiply
    4,902.40x = 7,352.70 × 3,050.20
  4. Step 4: Simplify right side
    4,902.40x = 22,427,205.54
  5. Step 5: Solve for x
    x = 22,427,205.54/4,902.40
  6. Step 6: Final answer
    x = 4,574.74

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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.