Home / 9,168.40-13,752.60-2,242.90

Finding the Fourth Proportional to 9,168.40, 13,752.60 and 2,242.90

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Solution

The fourth proportional to 9,168.40, 13,752.60 and 2,242.90 is: 3,364.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,168.40 : 13,752.60 = 2,242.90 : x
  2. Step 2: Convert to fraction form
    9,168.40/13,752.60 = 2,242.90/x
  3. Step 3: Cross multiply
    9,168.40x = 13,752.60 × 2,242.90
  4. Step 4: Simplify right side
    9,168.40x = 30,845,706.54
  5. Step 5: Solve for x
    x = 30,845,706.54/9,168.40
  6. Step 6: Final answer
    x = 3,364.35

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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.