Home / 3,017.64-4,533.39-2,142.30

Finding the Fourth Proportional to 3,017.64, 4,533.39 and 2,142.30

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Solution

The fourth proportional to 3,017.64, 4,533.39 and 2,142.30 is: 3,218.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,017.64 : 4,533.39 = 2,142.30 : x
  2. Step 2: Convert to fraction form
    3,017.64/4,533.39 = 2,142.30/x
  3. Step 3: Cross multiply
    3,017.64x = 4,533.39 × 2,142.30
  4. Step 4: Simplify right side
    3,017.64x = 9,711,881.40
  5. Step 5: Solve for x
    x = 9,711,881.40/3,017.64
  6. Step 6: Final answer
    x = 3,218.37

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1.5x scale

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.