Home / 4,213.08-5,813.26-2,643.32

Finding the Fourth Proportional to 4,213.08, 5,813.26 and 2,643.32

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Solution

The fourth proportional to 4,213.08, 5,813.26 and 2,643.32 is: 3,647.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,213.08 : 5,813.26 = 2,643.32 : x
  2. Step 2: Convert to fraction form
    4,213.08/5,813.26 = 2,643.32/x
  3. Step 3: Cross multiply
    4,213.08x = 5,813.26 × 2,643.32
  4. Step 4: Simplify right side
    4,213.08x = 15,366,306.42
  5. Step 5: Solve for x
    x = 15,366,306.42/4,213.08
  6. Step 6: Final answer
    x = 3,647.29

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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.