Home / 4,904.30-7,356.45-2,132.30

Finding the Fourth Proportional to 4,904.30, 7,356.45 and 2,132.30

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Solution

The fourth proportional to 4,904.30, 7,356.45 and 2,132.30 is: 3,198.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,904.30 : 7,356.45 = 2,132.30 : x
  2. Step 2: Convert to fraction form
    4,904.30/7,356.45 = 2,132.30/x
  3. Step 3: Cross multiply
    4,904.30x = 7,356.45 × 2,132.30
  4. Step 4: Simplify right side
    4,904.30x = 15,686,158.34
  5. Step 5: Solve for x
    x = 15,686,158.34/4,904.30
  6. Step 6: Final answer
    x = 3,198.45

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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.