Home / 3,460.42-5,192.45-2,643.94

Finding the Fourth Proportional to 3,460.42, 5,192.45 and 2,643.94

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Solution

The fourth proportional to 3,460.42, 5,192.45 and 2,643.94 is: 3,967.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460.42 : 5,192.45 = 2,643.94 : x
  2. Step 2: Convert to fraction form
    3,460.42/5,192.45 = 2,643.94/x
  3. Step 3: Cross multiply
    3,460.42x = 5,192.45 × 2,643.94
  4. Step 4: Simplify right side
    3,460.42x = 13,728,526.25
  5. Step 5: Solve for x
    x = 13,728,526.25/3,460.42
  6. Step 6: Final answer
    x = 3,967.30

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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.