Home / 7,730.05-11,578.65-5,232.76

Finding the Fourth Proportional to 7,730.05, 11,578.65 and 5,232.76

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Solution

The fourth proportional to 7,730.05, 11,578.65 and 5,232.76 is: 7,838.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,730.05 : 11,578.65 = 5,232.76 : x
  2. Step 2: Convert to fraction form
    7,730.05/11,578.65 = 5,232.76/x
  3. Step 3: Cross multiply
    7,730.05x = 11,578.65 × 5,232.76
  4. Step 4: Simplify right side
    7,730.05x = 60,588,296.57
  5. Step 5: Solve for x
    x = 60,588,296.57/7,730.05
  6. Step 6: Final answer
    x = 7,838.02

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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.