Home / 3,328.86-4,967.98-2,959.81

Finding the Fourth Proportional to 3,328.86, 4,967.98 and 2,959.81

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Solution

The fourth proportional to 3,328.86, 4,967.98 and 2,959.81 is: 4,417.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328.86 : 4,967.98 = 2,959.81 : x
  2. Step 2: Convert to fraction form
    3,328.86/4,967.98 = 2,959.81/x
  3. Step 3: Cross multiply
    3,328.86x = 4,967.98 × 2,959.81
  4. Step 4: Simplify right side
    3,328.86x = 14,704,276.88
  5. Step 5: Solve for x
    x = 14,704,276.88/3,328.86
  6. Step 6: Final answer
    x = 4,417.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.