Home / 11,343.67-15,654.53-6,308.10

Finding the Fourth Proportional to 11,343.67, 15,654.53 and 6,308.10

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Solution

The fourth proportional to 11,343.67, 15,654.53 and 6,308.10 is: 8,705.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,343.67 : 15,654.53 = 6,308.10 : x
  2. Step 2: Convert to fraction form
    11,343.67/15,654.53 = 6,308.10/x
  3. Step 3: Cross multiply
    11,343.67x = 15,654.53 × 6,308.10
  4. Step 4: Simplify right side
    11,343.67x = 98,750,356.46
  5. Step 5: Solve for x
    x = 98,750,356.46/11,343.67
  6. Step 6: Final answer
    x = 8,705.33

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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.