Home / 5,093.28-7,638.98-2,319.30

Finding the Fourth Proportional to 5,093.28, 7,638.98 and 2,319.30

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Solution

The fourth proportional to 5,093.28, 7,638.98 and 2,319.30 is: 3,478.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,093.28 : 7,638.98 = 2,319.30 : x
  2. Step 2: Convert to fraction form
    5,093.28/7,638.98 = 2,319.30/x
  3. Step 3: Cross multiply
    5,093.28x = 7,638.98 × 2,319.30
  4. Step 4: Simplify right side
    5,093.28x = 17,717,074.72
  5. Step 5: Solve for x
    x = 17,717,074.72/5,093.28
  6. Step 6: Final answer
    x = 3,478.52

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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.