Home / 5,268.19-7,270.41-3,030.16

Finding the Fourth Proportional to 5,268.19, 7,270.41 and 3,030.16

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Solution

The fourth proportional to 5,268.19, 7,270.41 and 3,030.16 is: 4,181.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,268.19 : 7,270.41 = 3,030.16 : x
  2. Step 2: Convert to fraction form
    5,268.19/7,270.41 = 3,030.16/x
  3. Step 3: Cross multiply
    5,268.19x = 7,270.41 × 3,030.16
  4. Step 4: Simplify right side
    5,268.19x = 22,030,505.57
  5. Step 5: Solve for x
    x = 22,030,505.57/5,268.19
  6. Step 6: Final answer
    x = 4,181.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.