Home / 6,710.28-9,268.90-5,107.19

Finding the Fourth Proportional to 6,710.28, 9,268.90 and 5,107.19

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Solution

The fourth proportional to 6,710.28, 9,268.90 and 5,107.19 is: 7,054.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,710.28 : 9,268.90 = 5,107.19 : x
  2. Step 2: Convert to fraction form
    6,710.28/9,268.90 = 5,107.19/x
  3. Step 3: Cross multiply
    6,710.28x = 9,268.90 × 5,107.19
  4. Step 4: Simplify right side
    6,710.28x = 47,337,987.05
  5. Step 5: Solve for x
    x = 47,337,987.05/6,710.28
  6. Step 6: Final answer
    x = 7,054.55

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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.