Home / 4,970.25-7,455.38-1,850.19

Finding the Fourth Proportional to 4,970.25, 7,455.38 and 1,850.19

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Solution

The fourth proportional to 4,970.25, 7,455.38 and 1,850.19 is: 2,775.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,970.25 : 7,455.38 = 1,850.19 : x
  2. Step 2: Convert to fraction form
    4,970.25/7,455.38 = 1,850.19/x
  3. Step 3: Cross multiply
    4,970.25x = 7,455.38 × 1,850.19
  4. Step 4: Simplify right side
    4,970.25x = 13,793,860.27
  5. Step 5: Solve for x
    x = 13,793,860.27/4,970.25
  6. Step 6: Final answer
    x = 2,775.29

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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.