Home / 8,698.83-13,043.35-2,854.95

Finding the Fourth Proportional to 8,698.83, 13,043.35 and 2,854.95

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Solution

The fourth proportional to 8,698.83, 13,043.35 and 2,854.95 is: 4,280.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,698.83 : 13,043.35 = 2,854.95 : x
  2. Step 2: Convert to fraction form
    8,698.83/13,043.35 = 2,854.95/x
  3. Step 3: Cross multiply
    8,698.83x = 13,043.35 × 2,854.95
  4. Step 4: Simplify right side
    8,698.83x = 37,238,112.08
  5. Step 5: Solve for x
    x = 37,238,112.08/8,698.83
  6. Step 6: Final answer
    x = 4,280.82

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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.