Home / 8,694.81-13,045.86-2,852.01

Finding the Fourth Proportional to 8,694.81, 13,045.86 and 2,852.01

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Solution

The fourth proportional to 8,694.81, 13,045.86 and 2,852.01 is: 4,279.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,694.81 : 13,045.86 = 2,852.01 : x
  2. Step 2: Convert to fraction form
    8,694.81/13,045.86 = 2,852.01/x
  3. Step 3: Cross multiply
    8,694.81x = 13,045.86 × 2,852.01
  4. Step 4: Simplify right side
    8,694.81x = 37,206,923.18
  5. Step 5: Solve for x
    x = 37,206,923.18/8,694.81
  6. Step 6: Final answer
    x = 4,279.21

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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.