Home / 7,301.73-10,072.88-4,782.75

Finding the Fourth Proportional to 7,301.73, 10,072.88 and 4,782.75

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Solution

The fourth proportional to 7,301.73, 10,072.88 and 4,782.75 is: 6,597.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,301.73 : 10,072.88 = 4,782.75 : x
  2. Step 2: Convert to fraction form
    7,301.73/10,072.88 = 4,782.75/x
  3. Step 3: Cross multiply
    7,301.73x = 10,072.88 × 4,782.75
  4. Step 4: Simplify right side
    7,301.73x = 48,176,042.91
  5. Step 5: Solve for x
    x = 48,176,042.91/7,301.73
  6. Step 6: Final answer
    x = 6,597.89

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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.