Home / 9,223.58-12,728.54-5,244.70

Finding the Fourth Proportional to 9,223.58, 12,728.54 and 5,244.70

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Solution

The fourth proportional to 9,223.58, 12,728.54 and 5,244.70 is: 7,237.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,223.58 : 12,728.54 = 5,244.70 : x
  2. Step 2: Convert to fraction form
    9,223.58/12,728.54 = 5,244.70/x
  3. Step 3: Cross multiply
    9,223.58x = 12,728.54 × 5,244.70
  4. Step 4: Simplify right side
    9,223.58x = 66,757,373.74
  5. Step 5: Solve for x
    x = 66,757,373.74/9,223.58
  6. Step 6: Final answer
    x = 7,237.69

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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.