Home / 3,859.08-5,323.36-2,442.34

Finding the Fourth Proportional to 3,859.08, 5,323.36 and 2,442.34

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Solution

The fourth proportional to 3,859.08, 5,323.36 and 2,442.34 is: 3,369.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,859.08 : 5,323.36 = 2,442.34 : x
  2. Step 2: Convert to fraction form
    3,859.08/5,323.36 = 2,442.34/x
  3. Step 3: Cross multiply
    3,859.08x = 5,323.36 × 2,442.34
  4. Step 4: Simplify right side
    3,859.08x = 13,001,455.06
  5. Step 5: Solve for x
    x = 13,001,455.06/3,859.08
  6. Step 6: Final answer
    x = 3,369.06

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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.