Home / 6,902.38-9,526.36-4,109.50

Finding the Fourth Proportional to 6,902.38, 9,526.36 and 4,109.50

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Solution

The fourth proportional to 6,902.38, 9,526.36 and 4,109.50 is: 5,671.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,902.38 : 9,526.36 = 4,109.50 : x
  2. Step 2: Convert to fraction form
    6,902.38/9,526.36 = 4,109.50/x
  3. Step 3: Cross multiply
    6,902.38x = 9,526.36 × 4,109.50
  4. Step 4: Simplify right side
    6,902.38x = 39,148,576.42
  5. Step 5: Solve for x
    x = 39,148,576.42/6,902.38
  6. Step 6: Final answer
    x = 5,671.75

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1.5x scale

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.