Home / 5,268.63-7,902.95-3,620.18

Finding the Fourth Proportional to 5,268.63, 7,902.95 and 3,620.18

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Solution

The fourth proportional to 5,268.63, 7,902.95 and 3,620.18 is: 5,430.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,268.63 : 7,902.95 = 3,620.18 : x
  2. Step 2: Convert to fraction form
    5,268.63/7,902.95 = 3,620.18/x
  3. Step 3: Cross multiply
    5,268.63x = 7,902.95 × 3,620.18
  4. Step 4: Simplify right side
    5,268.63x = 28,610,103.19
  5. Step 5: Solve for x
    x = 28,610,103.19/5,268.63
  6. Step 6: Final answer
    x = 5,430.27

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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.