Home / 7,103.69-9,795.40-4,836.50

Finding the Fourth Proportional to 7,103.69, 9,795.40 and 4,836.50

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Solution

The fourth proportional to 7,103.69, 9,795.40 and 4,836.50 is: 6,669.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,103.69 : 9,795.40 = 4,836.50 : x
  2. Step 2: Convert to fraction form
    7,103.69/9,795.40 = 4,836.50/x
  3. Step 3: Cross multiply
    7,103.69x = 9,795.40 × 4,836.50
  4. Step 4: Simplify right side
    7,103.69x = 47,375,452.10
  5. Step 5: Solve for x
    x = 47,375,452.10/7,103.69
  6. Step 6: Final answer
    x = 6,669.13

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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.