Home / 5,021.12-7,527.54-2,387.58

Finding the Fourth Proportional to 5,021.12, 7,527.54 and 2,387.58

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Solution

The fourth proportional to 5,021.12, 7,527.54 and 2,387.58 is: 3,579.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,021.12 : 7,527.54 = 2,387.58 : x
  2. Step 2: Convert to fraction form
    5,021.12/7,527.54 = 2,387.58/x
  3. Step 3: Cross multiply
    5,021.12x = 7,527.54 × 2,387.58
  4. Step 4: Simplify right side
    5,021.12x = 17,972,603.95
  5. Step 5: Solve for x
    x = 17,972,603.95/5,021.12
  6. Step 6: Final answer
    x = 3,579.40

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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.