Home / 9,265.30-13,895.70-2,690.80

Finding the Fourth Proportional to 9,265.30, 13,895.70 and 2,690.80

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Solution

The fourth proportional to 9,265.30, 13,895.70 and 2,690.80 is: 4,035.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,265.30 : 13,895.70 = 2,690.80 : x
  2. Step 2: Convert to fraction form
    9,265.30/13,895.70 = 2,690.80/x
  3. Step 3: Cross multiply
    9,265.30x = 13,895.70 × 2,690.80
  4. Step 4: Simplify right side
    9,265.30x = 37,390,549.56
  5. Step 5: Solve for x
    x = 37,390,549.56/9,265.30
  6. Step 6: Final answer
    x = 4,035.55

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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.