Home / 5,488.07-8,232.36-1,790.28

Finding the Fourth Proportional to 5,488.07, 8,232.36 and 1,790.28

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Solution

The fourth proportional to 5,488.07, 8,232.36 and 1,790.28 is: 2,685.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,488.07 : 8,232.36 = 1,790.28 : x
  2. Step 2: Convert to fraction form
    5,488.07/8,232.36 = 1,790.28/x
  3. Step 3: Cross multiply
    5,488.07x = 8,232.36 × 1,790.28
  4. Step 4: Simplify right side
    5,488.07x = 14,738,229.46
  5. Step 5: Solve for x
    x = 14,738,229.46/5,488.07
  6. Step 6: Final answer
    x = 2,685.51

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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.