Home / 4,830.32-7,248.18-2,609.11

Finding the Fourth Proportional to 4,830.32, 7,248.18 and 2,609.11

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Solution

The fourth proportional to 4,830.32, 7,248.18 and 2,609.11 is: 3,915.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,830.32 : 7,248.18 = 2,609.11 : x
  2. Step 2: Convert to fraction form
    4,830.32/7,248.18 = 2,609.11/x
  3. Step 3: Cross multiply
    4,830.32x = 7,248.18 × 2,609.11
  4. Step 4: Simplify right side
    4,830.32x = 18,911,285.87
  5. Step 5: Solve for x
    x = 18,911,285.87/4,830.32
  6. Step 6: Final answer
    x = 3,915.12

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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.