Home / 4,362.88-6,544.32-3,386.20

Finding the Fourth Proportional to 4,362.88, 6,544.32 and 3,386.20

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Solution

The fourth proportional to 4,362.88, 6,544.32 and 3,386.20 is: 5,079.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,362.88 : 6,544.32 = 3,386.20 : x
  2. Step 2: Convert to fraction form
    4,362.88/6,544.32 = 3,386.20/x
  3. Step 3: Cross multiply
    4,362.88x = 6,544.32 × 3,386.20
  4. Step 4: Simplify right side
    4,362.88x = 22,160,376.38
  5. Step 5: Solve for x
    x = 22,160,376.38/4,362.88
  6. Step 6: Final answer
    x = 5,079.30

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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.