Home / 5,815.09-8,024.86-3,162.52

Finding the Fourth Proportional to 5,815.09, 8,024.86 and 3,162.52

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Solution

The fourth proportional to 5,815.09, 8,024.86 and 3,162.52 is: 4,364.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,815.09 : 8,024.86 = 3,162.52 : x
  2. Step 2: Convert to fraction form
    5,815.09/8,024.86 = 3,162.52/x
  3. Step 3: Cross multiply
    5,815.09x = 8,024.86 × 3,162.52
  4. Step 4: Simplify right side
    5,815.09x = 25,378,780.25
  5. Step 5: Solve for x
    x = 25,378,780.25/5,815.09
  6. Step 6: Final answer
    x = 4,364.30

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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.