Home / 4,848.40-6,686.68-4,095.87

Finding the Fourth Proportional to 4,848.40, 6,686.68 and 4,095.87

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Solution

The fourth proportional to 4,848.40, 6,686.68 and 4,095.87 is: 5,648.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,848.40 : 6,686.68 = 4,095.87 : x
  2. Step 2: Convert to fraction form
    4,848.40/6,686.68 = 4,095.87/x
  3. Step 3: Cross multiply
    4,848.40x = 6,686.68 × 4,095.87
  4. Step 4: Simplify right side
    4,848.40x = 27,387,751.53
  5. Step 5: Solve for x
    x = 27,387,751.53/4,848.40
  6. Step 6: Final answer
    x = 5,648.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.