Home / 11,301.85-15,587.06-7,269.34

Finding the Fourth Proportional to 11,301.85, 15,587.06 and 7,269.34

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Solution

The fourth proportional to 11,301.85, 15,587.06 and 7,269.34 is: 10,025.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,301.85 : 15,587.06 = 7,269.34 : x
  2. Step 2: Convert to fraction form
    11,301.85/15,587.06 = 7,269.34/x
  3. Step 3: Cross multiply
    11,301.85x = 15,587.06 × 7,269.34
  4. Step 4: Simplify right side
    11,301.85x = 113,307,524.46
  5. Step 5: Solve for x
    x = 113,307,524.46/11,301.85
  6. Step 6: Final answer
    x = 10,025.58

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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.