Home / 7,397.09-11,098.88-3,886.28

Finding the Fourth Proportional to 7,397.09, 11,098.88 and 3,886.28

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Solution

The fourth proportional to 7,397.09, 11,098.88 and 3,886.28 is: 5,831.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,397.09 : 11,098.88 = 3,886.28 : x
  2. Step 2: Convert to fraction form
    7,397.09/11,098.88 = 3,886.28/x
  3. Step 3: Cross multiply
    7,397.09x = 11,098.88 × 3,886.28
  4. Step 4: Simplify right side
    7,397.09x = 43,133,280.44
  5. Step 5: Solve for x
    x = 43,133,280.44/7,397.09
  6. Step 6: Final answer
    x = 5,831.12

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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.