Home / 7,630.83-10,531.07-4,273.55

Finding the Fourth Proportional to 7,630.83, 10,531.07 and 4,273.55

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Solution

The fourth proportional to 7,630.83, 10,531.07 and 4,273.55 is: 5,897.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,630.83 : 10,531.07 = 4,273.55 : x
  2. Step 2: Convert to fraction form
    7,630.83/10,531.07 = 4,273.55/x
  3. Step 3: Cross multiply
    7,630.83x = 10,531.07 × 4,273.55
  4. Step 4: Simplify right side
    7,630.83x = 45,004,980.18
  5. Step 5: Solve for x
    x = 45,004,980.18/7,630.83
  6. Step 6: Final answer
    x = 5,897.78

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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.