Home / 7,717.28-11,567.15-3,036.42

Finding the Fourth Proportional to 7,717.28, 11,567.15 and 3,036.42

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Solution

The fourth proportional to 7,717.28, 11,567.15 and 3,036.42 is: 4,551.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,717.28 : 11,567.15 = 3,036.42 : x
  2. Step 2: Convert to fraction form
    7,717.28/11,567.15 = 3,036.42/x
  3. Step 3: Cross multiply
    7,717.28x = 11,567.15 × 3,036.42
  4. Step 4: Simplify right side
    7,717.28x = 35,122,710.42
  5. Step 5: Solve for x
    x = 35,122,710.42/7,717.28
  6. Step 6: Final answer
    x = 4,551.18

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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.