Home / 11,354.13-15,669.21-9,462.54

Finding the Fourth Proportional to 11,354.13, 15,669.21 and 9,462.54

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Solution

The fourth proportional to 11,354.13, 15,669.21 and 9,462.54 is: 13,058.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,354.13 : 15,669.21 = 9,462.54 : x
  2. Step 2: Convert to fraction form
    11,354.13/15,669.21 = 9,462.54/x
  3. Step 3: Cross multiply
    11,354.13x = 15,669.21 × 9,462.54
  4. Step 4: Simplify right side
    11,354.13x = 148,270,526.39
  5. Step 5: Solve for x
    x = 148,270,526.39/11,354.13
  6. Step 6: Final answer
    x = 13,058.73

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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.