Home / 3,118.04-4,304.30-2,056.43

Finding the Fourth Proportional to 3,118.04, 4,304.30 and 2,056.43

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Solution

The fourth proportional to 3,118.04, 4,304.30 and 2,056.43 is: 2,838.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118.04 : 4,304.30 = 2,056.43 : x
  2. Step 2: Convert to fraction form
    3,118.04/4,304.30 = 2,056.43/x
  3. Step 3: Cross multiply
    3,118.04x = 4,304.30 × 2,056.43
  4. Step 4: Simplify right side
    3,118.04x = 8,851,492.13
  5. Step 5: Solve for x
    x = 8,851,492.13/3,118.04
  6. Step 6: Final answer
    x = 2,838.80

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1.5x scale

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.