Home / 8,698.19-13,049.31-2,854.45

Finding the Fourth Proportional to 8,698.19, 13,049.31 and 2,854.45

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Solution

The fourth proportional to 8,698.19, 13,049.31 and 2,854.45 is: 4,282.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,698.19 : 13,049.31 = 2,854.45 : x
  2. Step 2: Convert to fraction form
    8,698.19/13,049.31 = 2,854.45/x
  3. Step 3: Cross multiply
    8,698.19x = 13,049.31 × 2,854.45
  4. Step 4: Simplify right side
    8,698.19x = 37,248,537.68
  5. Step 5: Solve for x
    x = 37,248,537.68/8,698.19
  6. Step 6: Final answer
    x = 4,282.33

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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.