Home / 2,960.28-4,437.64-1,011.16

Finding the Fourth Proportional to 2,960.28, 4,437.64 and 1,011.16

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Solution

The fourth proportional to 2,960.28, 4,437.64 and 1,011.16 is: 1,515.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,960.28 : 4,437.64 = 1,011.16 : x
  2. Step 2: Convert to fraction form
    2,960.28/4,437.64 = 1,011.16/x
  3. Step 3: Cross multiply
    2,960.28x = 4,437.64 × 1,011.16
  4. Step 4: Simplify right side
    2,960.28x = 4,487,164.06
  5. Step 5: Solve for x
    x = 4,487,164.06/2,960.28
  6. Step 6: Final answer
    x = 1,515.79

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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.