Home / 5,300.62-7,315.21-3,062.59

Finding the Fourth Proportional to 5,300.62, 7,315.21 and 3,062.59

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Solution

The fourth proportional to 5,300.62, 7,315.21 and 3,062.59 is: 4,226.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,300.62 : 7,315.21 = 3,062.59 : x
  2. Step 2: Convert to fraction form
    5,300.62/7,315.21 = 3,062.59/x
  3. Step 3: Cross multiply
    5,300.62x = 7,315.21 × 3,062.59
  4. Step 4: Simplify right side
    5,300.62x = 22,403,488.99
  5. Step 5: Solve for x
    x = 22,403,488.99/5,300.62
  6. Step 6: Final answer
    x = 4,226.58

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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.