Home / 2,940.99-4,411.59-1,479.35

Finding the Fourth Proportional to 2,940.99, 4,411.59 and 1,479.35

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Solution

The fourth proportional to 2,940.99, 4,411.59 and 1,479.35 is: 2,219.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,940.99 : 4,411.59 = 1,479.35 : x
  2. Step 2: Convert to fraction form
    2,940.99/4,411.59 = 1,479.35/x
  3. Step 3: Cross multiply
    2,940.99x = 4,411.59 × 1,479.35
  4. Step 4: Simplify right side
    2,940.99x = 6,526,263.61
  5. Step 5: Solve for x
    x = 6,526,263.61/2,940.99
  6. Step 6: Final answer
    x = 2,219.07

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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.