Home / 4,114.30-6,143.06-3,528.40

Finding the Fourth Proportional to 4,114.30, 6,143.06 and 3,528.40

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Solution

The fourth proportional to 4,114.30, 6,143.06 and 3,528.40 is: 5,268.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,114.30 : 6,143.06 = 3,528.40 : x
  2. Step 2: Convert to fraction form
    4,114.30/6,143.06 = 3,528.40/x
  3. Step 3: Cross multiply
    4,114.30x = 6,143.06 × 3,528.40
  4. Step 4: Simplify right side
    4,114.30x = 21,675,172.90
  5. Step 5: Solve for x
    x = 21,675,172.90/4,114.30
  6. Step 6: Final answer
    x = 5,268.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.