Home / 7,383.61-11,076.36-2,386.18

Finding the Fourth Proportional to 7,383.61, 11,076.36 and 2,386.18

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Solution

The fourth proportional to 7,383.61, 11,076.36 and 2,386.18 is: 3,579.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,383.61 : 11,076.36 = 2,386.18 : x
  2. Step 2: Convert to fraction form
    7,383.61/11,076.36 = 2,386.18/x
  3. Step 3: Cross multiply
    7,383.61x = 11,076.36 × 2,386.18
  4. Step 4: Simplify right side
    7,383.61x = 26,430,188.70
  5. Step 5: Solve for x
    x = 26,430,188.70/7,383.61
  6. Step 6: Final answer
    x = 3,579.58

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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.