Home / 7,922.09-10,930.75-4,734.91

Finding the Fourth Proportional to 7,922.09, 10,930.75 and 4,734.91

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Solution

The fourth proportional to 7,922.09, 10,930.75 and 4,734.91 is: 6,533.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,922.09 : 10,930.75 = 4,734.91 : x
  2. Step 2: Convert to fraction form
    7,922.09/10,930.75 = 4,734.91/x
  3. Step 3: Cross multiply
    7,922.09x = 10,930.75 × 4,734.91
  4. Step 4: Simplify right side
    7,922.09x = 51,756,057.82
  5. Step 5: Solve for x
    x = 51,756,057.82/7,922.09
  6. Step 6: Final answer
    x = 6,533.13

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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.