Home / 5,827.80-8,042.08-3,309.58

Finding the Fourth Proportional to 5,827.80, 8,042.08 and 3,309.58

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Solution

The fourth proportional to 5,827.80, 8,042.08 and 3,309.58 is: 4,567.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,827.80 : 8,042.08 = 3,309.58 : x
  2. Step 2: Convert to fraction form
    5,827.80/8,042.08 = 3,309.58/x
  3. Step 3: Cross multiply
    5,827.80x = 8,042.08 × 3,309.58
  4. Step 4: Simplify right side
    5,827.80x = 26,615,866.92
  5. Step 5: Solve for x
    x = 26,615,866.92/5,827.80
  6. Step 6: Final answer
    x = 4,567.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.