Home / 5,643.93-8,463.55-2,133.33

Finding the Fourth Proportional to 5,643.93, 8,463.55 and 2,133.33

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Solution

The fourth proportional to 5,643.93, 8,463.55 and 2,133.33 is: 3,199.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,643.93 : 8,463.55 = 2,133.33 : x
  2. Step 2: Convert to fraction form
    5,643.93/8,463.55 = 2,133.33/x
  3. Step 3: Cross multiply
    5,643.93x = 8,463.55 × 2,133.33
  4. Step 4: Simplify right side
    5,643.93x = 18,055,545.12
  5. Step 5: Solve for x
    x = 18,055,545.12/5,643.93
  6. Step 6: Final answer
    x = 3,199.11

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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.