Home / 7,260.25-10,020.68-4,277.13

Finding the Fourth Proportional to 7,260.25, 10,020.68 and 4,277.13

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Solution

The fourth proportional to 7,260.25, 10,020.68 and 4,277.13 is: 5,903.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,260.25 : 10,020.68 = 4,277.13 : x
  2. Step 2: Convert to fraction form
    7,260.25/10,020.68 = 4,277.13/x
  3. Step 3: Cross multiply
    7,260.25x = 10,020.68 × 4,277.13
  4. Step 4: Simplify right side
    7,260.25x = 42,859,751.05
  5. Step 5: Solve for x
    x = 42,859,751.05/7,260.25
  6. Step 6: Final answer
    x = 5,903.34

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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.