Home / 5,301.12-7,315.91-3,063.09

Finding the Fourth Proportional to 5,301.12, 7,315.91 and 3,063.09

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Solution

The fourth proportional to 5,301.12, 7,315.91 and 3,063.09 is: 4,227.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,301.12 : 7,315.91 = 3,063.09 : x
  2. Step 2: Convert to fraction form
    5,301.12/7,315.91 = 3,063.09/x
  3. Step 3: Cross multiply
    5,301.12x = 7,315.91 × 3,063.09
  4. Step 4: Simplify right side
    5,301.12x = 22,409,275.45
  5. Step 5: Solve for x
    x = 22,409,275.45/5,301.12
  6. Step 6: Final answer
    x = 4,227.27

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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.