Home / 4,943.07-7,406.51-2,989.35

Finding the Fourth Proportional to 4,943.07, 7,406.51 and 2,989.35

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Solution

The fourth proportional to 4,943.07, 7,406.51 and 2,989.35 is: 4,479.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,943.07 : 7,406.51 = 2,989.35 : x
  2. Step 2: Convert to fraction form
    4,943.07/7,406.51 = 2,989.35/x
  3. Step 3: Cross multiply
    4,943.07x = 7,406.51 × 2,989.35
  4. Step 4: Simplify right side
    4,943.07x = 22,140,635.72
  5. Step 5: Solve for x
    x = 22,140,635.72/4,943.07
  6. Step 6: Final answer
    x = 4,479.13

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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.