Home / 7,285.99-10,930.58-2,356.13

Finding the Fourth Proportional to 7,285.99, 10,930.58 and 2,356.13

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Solution

The fourth proportional to 7,285.99, 10,930.58 and 2,356.13 is: 3,534.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,285.99 : 10,930.58 = 2,356.13 : x
  2. Step 2: Convert to fraction form
    7,285.99/10,930.58 = 2,356.13/x
  3. Step 3: Cross multiply
    7,285.99x = 10,930.58 × 2,356.13
  4. Step 4: Simplify right side
    7,285.99x = 25,753,867.46
  5. Step 5: Solve for x
    x = 25,753,867.46/7,285.99
  6. Step 6: Final answer
    x = 3,534.71

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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.