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Finding the Fourth Proportional to 5,763.83, 8,645.94 and 1,868.13

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Solution

The fourth proportional to 5,763.83, 8,645.94 and 1,868.13 is: 2,802.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,763.83 : 8,645.94 = 1,868.13 : x
  2. Step 2: Convert to fraction form
    5,763.83/8,645.94 = 1,868.13/x
  3. Step 3: Cross multiply
    5,763.83x = 8,645.94 × 1,868.13
  4. Step 4: Simplify right side
    5,763.83x = 16,151,739.89
  5. Step 5: Solve for x
    x = 16,151,739.89/5,763.83
  6. Step 6: Final answer
    x = 2,802.26

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1.5x scale

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.