Home / 5,801.43-8,005.77-3,148.79

Finding the Fourth Proportional to 5,801.43, 8,005.77 and 3,148.79

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Solution

The fourth proportional to 5,801.43, 8,005.77 and 3,148.79 is: 4,345.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,801.43 : 8,005.77 = 3,148.79 : x
  2. Step 2: Convert to fraction form
    5,801.43/8,005.77 = 3,148.79/x
  3. Step 3: Cross multiply
    5,801.43x = 8,005.77 × 3,148.79
  4. Step 4: Simplify right side
    5,801.43x = 25,208,436.74
  5. Step 5: Solve for x
    x = 25,208,436.74/5,801.43
  6. Step 6: Final answer
    x = 4,345.21

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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.