Home / 5,593.40-8,382.90-4,288.40

Finding the Fourth Proportional to 5,593.40, 8,382.90 and 4,288.40

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Solution

The fourth proportional to 5,593.40, 8,382.90 and 4,288.40 is: 6,427.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,593.40 : 8,382.90 = 4,288.40 : x
  2. Step 2: Convert to fraction form
    5,593.40/8,382.90 = 4,288.40/x
  3. Step 3: Cross multiply
    5,593.40x = 8,382.90 × 4,288.40
  4. Step 4: Simplify right side
    5,593.40x = 35,949,228.36
  5. Step 5: Solve for x
    x = 35,949,228.36/5,593.40
  6. Step 6: Final answer
    x = 6,427.08

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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.