Home / 8,689.13-13,033.70-2,533.13

Finding the Fourth Proportional to 8,689.13, 13,033.70 and 2,533.13

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Solution

The fourth proportional to 8,689.13, 13,033.70 and 2,533.13 is: 3,799.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,689.13 : 13,033.70 = 2,533.13 : x
  2. Step 2: Convert to fraction form
    8,689.13/13,033.70 = 2,533.13/x
  3. Step 3: Cross multiply
    8,689.13x = 13,033.70 × 2,533.13
  4. Step 4: Simplify right side
    8,689.13x = 33,015,978.65
  5. Step 5: Solve for x
    x = 33,015,978.65/8,689.13
  6. Step 6: Final answer
    x = 3,799.69

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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.