Home / 11,484.54-15,850.40-7,010.90

Finding the Fourth Proportional to 11,484.54, 15,850.40 and 7,010.90

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Solution

The fourth proportional to 11,484.54, 15,850.40 and 7,010.90 is: 9,676.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,484.54 : 15,850.40 = 7,010.90 : x
  2. Step 2: Convert to fraction form
    11,484.54/15,850.40 = 7,010.90/x
  3. Step 3: Cross multiply
    11,484.54x = 15,850.40 × 7,010.90
  4. Step 4: Simplify right side
    11,484.54x = 111,125,569.36
  5. Step 5: Solve for x
    x = 111,125,569.36/11,484.54
  6. Step 6: Final answer
    x = 9,676.10

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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.