Home / 9,165.86-13,749.98-2,592.21

Finding the Fourth Proportional to 9,165.86, 13,749.98 and 2,592.21

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Solution

The fourth proportional to 9,165.86, 13,749.98 and 2,592.21 is: 3,888.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,165.86 : 13,749.98 = 2,592.21 : x
  2. Step 2: Convert to fraction form
    9,165.86/13,749.98 = 2,592.21/x
  3. Step 3: Cross multiply
    9,165.86x = 13,749.98 × 2,592.21
  4. Step 4: Simplify right side
    9,165.86x = 35,642,874.26
  5. Step 5: Solve for x
    x = 35,642,874.26/9,165.86
  6. Step 6: Final answer
    x = 3,888.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.