Home / 7,930.16-10,944.07-4,528.18

Finding the Fourth Proportional to 7,930.16, 10,944.07 and 4,528.18

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Solution

The fourth proportional to 7,930.16, 10,944.07 and 4,528.18 is: 6,249.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,930.16 : 10,944.07 = 4,528.18 : x
  2. Step 2: Convert to fraction form
    7,930.16/10,944.07 = 4,528.18/x
  3. Step 3: Cross multiply
    7,930.16x = 10,944.07 × 4,528.18
  4. Step 4: Simplify right side
    7,930.16x = 49,556,680.21
  5. Step 5: Solve for x
    x = 49,556,680.21/7,930.16
  6. Step 6: Final answer
    x = 6,249.14

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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.