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Finding the Fourth Proportional to 4,703.76, 7,048.44 and 2,396.88

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Solution

The fourth proportional to 4,703.76, 7,048.44 and 2,396.88 is: 3,591.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,703.76 : 7,048.44 = 2,396.88 : x
  2. Step 2: Convert to fraction form
    4,703.76/7,048.44 = 2,396.88/x
  3. Step 3: Cross multiply
    4,703.76x = 7,048.44 × 2,396.88
  4. Step 4: Simplify right side
    4,703.76x = 16,894,264.87
  5. Step 5: Solve for x
    x = 16,894,264.87/4,703.76
  6. Step 6: Final answer
    x = 3,591.65

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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.