Home / 9,165.84-13,742.02-2,922.24

Finding the Fourth Proportional to 9,165.84, 13,742.02 and 2,922.24

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Solution

The fourth proportional to 9,165.84, 13,742.02 and 2,922.24 is: 4,381.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,165.84 : 13,742.02 = 2,922.24 : x
  2. Step 2: Convert to fraction form
    9,165.84/13,742.02 = 2,922.24/x
  3. Step 3: Cross multiply
    9,165.84x = 13,742.02 × 2,922.24
  4. Step 4: Simplify right side
    9,165.84x = 40,157,480.52
  5. Step 5: Solve for x
    x = 40,157,480.52/9,165.84
  6. Step 6: Final answer
    x = 4,381.21

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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.