Home / 2,904.46-4,356.62-713.19

Finding the Fourth Proportional to 2,904.46, 4,356.62 and 713.19

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Solution

The fourth proportional to 2,904.46, 4,356.62 and 713.19 is: 1,069.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,904.46 : 4,356.62 = 713.19 : x
  2. Step 2: Convert to fraction form
    2,904.46/4,356.62 = 713.19/x
  3. Step 3: Cross multiply
    2,904.46x = 4,356.62 × 713.19
  4. Step 4: Simplify right side
    2,904.46x = 3,107,077.82
  5. Step 5: Solve for x
    x = 3,107,077.82/2,904.46
  6. Step 6: Final answer
    x = 1,069.76

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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.