Home / 4,639.75-6,960.27-1,353.08

Finding the Fourth Proportional to 4,639.75, 6,960.27 and 1,353.08

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Solution

The fourth proportional to 4,639.75, 6,960.27 and 1,353.08 is: 2,029.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,639.75 : 6,960.27 = 1,353.08 : x
  2. Step 2: Convert to fraction form
    4,639.75/6,960.27 = 1,353.08/x
  3. Step 3: Cross multiply
    4,639.75x = 6,960.27 × 1,353.08
  4. Step 4: Simplify right side
    4,639.75x = 9,417,802.13
  5. Step 5: Solve for x
    x = 9,417,802.13/4,639.75
  6. Step 6: Final answer
    x = 2,029.81

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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.