Home / 11,308.87-15,606.34-6,273.42

Finding the Fourth Proportional to 11,308.87, 15,606.34 and 6,273.42

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Solution

The fourth proportional to 11,308.87, 15,606.34 and 6,273.42 is: 8,657.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,308.87 : 15,606.34 = 6,273.42 : x
  2. Step 2: Convert to fraction form
    11,308.87/15,606.34 = 6,273.42/x
  3. Step 3: Cross multiply
    11,308.87x = 15,606.34 × 6,273.42
  4. Step 4: Simplify right side
    11,308.87x = 97,905,055.10
  5. Step 5: Solve for x
    x = 97,905,055.10/11,308.87
  6. Step 6: Final answer
    x = 8,657.37

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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.