Home / 7,630.76-10,530.51-4,273.71

Finding the Fourth Proportional to 7,630.76, 10,530.51 and 4,273.71

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Solution

The fourth proportional to 7,630.76, 10,530.51 and 4,273.71 is: 5,897.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,630.76 : 10,530.51 = 4,273.71 : x
  2. Step 2: Convert to fraction form
    7,630.76/10,530.51 = 4,273.71/x
  3. Step 3: Cross multiply
    7,630.76x = 10,530.51 × 4,273.71
  4. Step 4: Simplify right side
    7,630.76x = 45,004,349.61
  5. Step 5: Solve for x
    x = 45,004,349.61/7,630.76
  6. Step 6: Final answer
    x = 5,897.76

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Half scale
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Double scale
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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.