Home / 7,395.48-11,098.35-6,689.61

Finding the Fourth Proportional to 7,395.48, 11,098.35 and 6,689.61

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Solution

The fourth proportional to 7,395.48, 11,098.35 and 6,689.61 is: 10,039.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,395.48 : 11,098.35 = 6,689.61 : x
  2. Step 2: Convert to fraction form
    7,395.48/11,098.35 = 6,689.61/x
  3. Step 3: Cross multiply
    7,395.48x = 11,098.35 × 6,689.61
  4. Step 4: Simplify right side
    7,395.48x = 74,243,633.14
  5. Step 5: Solve for x
    x = 74,243,633.14/7,395.48
  6. Step 6: Final answer
    x = 10,039.06

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1.5x scale

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.