Home / 3,494.04-4,811.28-3,021.08

Finding the Fourth Proportional to 3,494.04, 4,811.28 and 3,021.08

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Solution

The fourth proportional to 3,494.04, 4,811.28 and 3,021.08 is: 4,160.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,494.04 : 4,811.28 = 3,021.08 : x
  2. Step 2: Convert to fraction form
    3,494.04/4,811.28 = 3,021.08/x
  3. Step 3: Cross multiply
    3,494.04x = 4,811.28 × 3,021.08
  4. Step 4: Simplify right side
    3,494.04x = 14,535,261.78
  5. Step 5: Solve for x
    x = 14,535,261.78/3,494.04
  6. Step 6: Final answer
    x = 4,160.02

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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.