Home / 4,695.84-7,038.72-2,388.96

Finding the Fourth Proportional to 4,695.84, 7,038.72 and 2,388.96

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Solution

The fourth proportional to 4,695.84, 7,038.72 and 2,388.96 is: 3,580.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,695.84 : 7,038.72 = 2,388.96 : x
  2. Step 2: Convert to fraction form
    4,695.84/7,038.72 = 2,388.96/x
  3. Step 3: Cross multiply
    4,695.84x = 7,038.72 × 2,388.96
  4. Step 4: Simplify right side
    4,695.84x = 16,815,220.53
  5. Step 5: Solve for x
    x = 16,815,220.53/4,695.84
  6. Step 6: Final answer
    x = 3,580.88

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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.