Home / 11,001.23-15,181.60-6,222.11

Finding the Fourth Proportional to 11,001.23, 15,181.60 and 6,222.11

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Solution

The fourth proportional to 11,001.23, 15,181.60 and 6,222.11 is: 8,586.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,001.23 : 15,181.60 = 6,222.11 : x
  2. Step 2: Convert to fraction form
    11,001.23/15,181.60 = 6,222.11/x
  3. Step 3: Cross multiply
    11,001.23x = 15,181.60 × 6,222.11
  4. Step 4: Simplify right side
    11,001.23x = 94,461,554.07
  5. Step 5: Solve for x
    x = 94,461,554.07/11,001.23
  6. Step 6: Final answer
    x = 8,586.46

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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.