Home / 2,909.04-4,014.36-1,730.64

Finding the Fourth Proportional to 2,909.04, 4,014.36 and 1,730.64

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Solution

The fourth proportional to 2,909.04, 4,014.36 and 1,730.64 is: 2,388.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909.04 : 4,014.36 = 1,730.64 : x
  2. Step 2: Convert to fraction form
    2,909.04/4,014.36 = 1,730.64/x
  3. Step 3: Cross multiply
    2,909.04x = 4,014.36 × 1,730.64
  4. Step 4: Simplify right side
    2,909.04x = 6,947,411.99
  5. Step 5: Solve for x
    x = 6,947,411.99/2,909.04
  6. Step 6: Final answer
    x = 2,388.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.