Home / 6,948.48-9,588.30-4,115.36

Finding the Fourth Proportional to 6,948.48, 9,588.30 and 4,115.36

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Solution

The fourth proportional to 6,948.48, 9,588.30 and 4,115.36 is: 5,678.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,948.48 : 9,588.30 = 4,115.36 : x
  2. Step 2: Convert to fraction form
    6,948.48/9,588.30 = 4,115.36/x
  3. Step 3: Cross multiply
    6,948.48x = 9,588.30 × 4,115.36
  4. Step 4: Simplify right side
    6,948.48x = 39,459,272.47
  5. Step 5: Solve for x
    x = 39,459,272.47/6,948.48
  6. Step 6: Final answer
    x = 5,678.83

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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.