Home / 3,054.04-4,214.56-1,656.80

Finding the Fourth Proportional to 3,054.04, 4,214.56 and 1,656.80

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Solution

The fourth proportional to 3,054.04, 4,214.56 and 1,656.80 is: 2,286.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,054.04 : 4,214.56 = 1,656.80 : x
  2. Step 2: Convert to fraction form
    3,054.04/4,214.56 = 1,656.80/x
  3. Step 3: Cross multiply
    3,054.04x = 4,214.56 × 1,656.80
  4. Step 4: Simplify right side
    3,054.04x = 6,982,683.01
  5. Step 5: Solve for x
    x = 6,982,683.01/3,054.04
  6. Step 6: Final answer
    x = 2,286.38

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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.