Home / 5,384.25-7,430.34-3,259.83

Finding the Fourth Proportional to 5,384.25, 7,430.34 and 3,259.83

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Solution

The fourth proportional to 5,384.25, 7,430.34 and 3,259.83 is: 4,498.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,384.25 : 7,430.34 = 3,259.83 : x
  2. Step 2: Convert to fraction form
    5,384.25/7,430.34 = 3,259.83/x
  3. Step 3: Cross multiply
    5,384.25x = 7,430.34 × 3,259.83
  4. Step 4: Simplify right side
    5,384.25x = 24,221,645.24
  5. Step 5: Solve for x
    x = 24,221,645.24/5,384.25
  6. Step 6: Final answer
    x = 4,498.61

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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.