Home / 4,748.64-7,120.42-2,376.34

Finding the Fourth Proportional to 4,748.64, 7,120.42 and 2,376.34

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Solution

The fourth proportional to 4,748.64, 7,120.42 and 2,376.34 is: 3,563.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,748.64 : 7,120.42 = 2,376.34 : x
  2. Step 2: Convert to fraction form
    4,748.64/7,120.42 = 2,376.34/x
  3. Step 3: Cross multiply
    4,748.64x = 7,120.42 × 2,376.34
  4. Step 4: Simplify right side
    4,748.64x = 16,920,538.86
  5. Step 5: Solve for x
    x = 16,920,538.86/4,748.64
  6. Step 6: Final answer
    x = 3,563.24

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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.