Home / 8,702.04-13,053.48-2,858.52

Finding the Fourth Proportional to 8,702.04, 13,053.48 and 2,858.52

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Solution

The fourth proportional to 8,702.04, 13,053.48 and 2,858.52 is: 4,287.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,702.04 : 13,053.48 = 2,858.52 : x
  2. Step 2: Convert to fraction form
    8,702.04/13,053.48 = 2,858.52/x
  3. Step 3: Cross multiply
    8,702.04x = 13,053.48 × 2,858.52
  4. Step 4: Simplify right side
    8,702.04x = 37,313,633.65
  5. Step 5: Solve for x
    x = 37,313,633.65/8,702.04
  6. Step 6: Final answer
    x = 4,287.92

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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.