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Finding the Fourth Proportional to 4,881.99, 7,323.35 and 1,763.85

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Solution

The fourth proportional to 4,881.99, 7,323.35 and 1,763.85 is: 2,645.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,881.99 : 7,323.35 = 1,763.85 : x
  2. Step 2: Convert to fraction form
    4,881.99/7,323.35 = 1,763.85/x
  3. Step 3: Cross multiply
    4,881.99x = 7,323.35 × 1,763.85
  4. Step 4: Simplify right side
    4,881.99x = 12,917,282.08
  5. Step 5: Solve for x
    x = 12,917,282.08/4,881.99
  6. Step 6: Final answer
    x = 2,645.91

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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.