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Finding the Fourth Proportional to 4,679.58, 7,023.03 and 1,763.58

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Solution

The fourth proportional to 4,679.58, 7,023.03 and 1,763.58 is: 2,646.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679.58 : 7,023.03 = 1,763.58 : x
  2. Step 2: Convert to fraction form
    4,679.58/7,023.03 = 1,763.58/x
  3. Step 3: Cross multiply
    4,679.58x = 7,023.03 × 1,763.58
  4. Step 4: Simplify right side
    4,679.58x = 12,385,675.25
  5. Step 5: Solve for x
    x = 12,385,675.25/4,679.58
  6. Step 6: Final answer
    x = 2,646.75

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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.