Home / 5,859.02-8,789.45-1,909.36

Finding the Fourth Proportional to 5,859.02, 8,789.45 and 1,909.36

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Solution

The fourth proportional to 5,859.02, 8,789.45 and 1,909.36 is: 2,864.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,859.02 : 8,789.45 = 1,909.36 : x
  2. Step 2: Convert to fraction form
    5,859.02/8,789.45 = 1,909.36/x
  3. Step 3: Cross multiply
    5,859.02x = 8,789.45 × 1,909.36
  4. Step 4: Simplify right side
    5,859.02x = 16,782,246.23
  5. Step 5: Solve for x
    x = 16,782,246.23/5,859.02
  6. Step 6: Final answer
    x = 2,864.34

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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.