Home / 4,065.32-5,614.26-3,395.54

Finding the Fourth Proportional to 4,065.32, 5,614.26 and 3,395.54

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Solution

The fourth proportional to 4,065.32, 5,614.26 and 3,395.54 is: 4,689.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,065.32 : 5,614.26 = 3,395.54 : x
  2. Step 2: Convert to fraction form
    4,065.32/5,614.26 = 3,395.54/x
  3. Step 3: Cross multiply
    4,065.32x = 5,614.26 × 3,395.54
  4. Step 4: Simplify right side
    4,065.32x = 19,063,444.40
  5. Step 5: Solve for x
    x = 19,063,444.40/4,065.32
  6. Step 6: Final answer
    x = 4,689.29

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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.