Home / 6,069.30-9,104.40-1,687.10

Finding the Fourth Proportional to 6,069.30, 9,104.40 and 1,687.10

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Solution

The fourth proportional to 6,069.30, 9,104.40 and 1,687.10 is: 2,530.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,069.30 : 9,104.40 = 1,687.10 : x
  2. Step 2: Convert to fraction form
    6,069.30/9,104.40 = 1,687.10/x
  3. Step 3: Cross multiply
    6,069.30x = 9,104.40 × 1,687.10
  4. Step 4: Simplify right side
    6,069.30x = 15,359,987.72
  5. Step 5: Solve for x
    x = 15,359,987.72/6,069.30
  6. Step 6: Final answer
    x = 2,530.77

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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.