Home / 5,395.41-7,445.62-3,005.35

Finding the Fourth Proportional to 5,395.41, 7,445.62 and 3,005.35

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Solution

The fourth proportional to 5,395.41, 7,445.62 and 3,005.35 is: 4,147.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,395.41 : 7,445.62 = 3,005.35 : x
  2. Step 2: Convert to fraction form
    5,395.41/7,445.62 = 3,005.35/x
  3. Step 3: Cross multiply
    5,395.41x = 7,445.62 × 3,005.35
  4. Step 4: Simplify right side
    5,395.41x = 22,376,721.09
  5. Step 5: Solve for x
    x = 22,376,721.09/5,395.41
  6. Step 6: Final answer
    x = 4,147.36

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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.