Home / 11,330.01-15,641.10-7,083.44

Finding the Fourth Proportional to 11,330.01, 15,641.10 and 7,083.44

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Solution

The fourth proportional to 11,330.01, 15,641.10 and 7,083.44 is: 9,778.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,330.01 : 15,641.10 = 7,083.44 : x
  2. Step 2: Convert to fraction form
    11,330.01/15,641.10 = 7,083.44/x
  3. Step 3: Cross multiply
    11,330.01x = 15,641.10 × 7,083.44
  4. Step 4: Simplify right side
    11,330.01x = 110,792,715.18
  5. Step 5: Solve for x
    x = 110,792,715.18/11,330.01
  6. Step 6: Final answer
    x = 9,778.70

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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.