Home / 7,288.21-10,930.02-2,356.75

Finding the Fourth Proportional to 7,288.21, 10,930.02 and 2,356.75

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Solution

The fourth proportional to 7,288.21, 10,930.02 and 2,356.75 is: 3,534.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,288.21 : 10,930.02 = 2,356.75 : x
  2. Step 2: Convert to fraction form
    7,288.21/10,930.02 = 2,356.75/x
  3. Step 3: Cross multiply
    7,288.21x = 10,930.02 × 2,356.75
  4. Step 4: Simplify right side
    7,288.21x = 25,759,324.64
  5. Step 5: Solve for x
    x = 25,759,324.64/7,288.21
  6. Step 6: Final answer
    x = 3,534.38

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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.