Home / 3,672.16-5,508.25-1,075.09

Finding the Fourth Proportional to 3,672.16, 5,508.25 and 1,075.09

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Solution

The fourth proportional to 3,672.16, 5,508.25 and 1,075.09 is: 1,612.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,672.16 : 5,508.25 = 1,075.09 : x
  2. Step 2: Convert to fraction form
    3,672.16/5,508.25 = 1,075.09/x
  3. Step 3: Cross multiply
    3,672.16x = 5,508.25 × 1,075.09
  4. Step 4: Simplify right side
    3,672.16x = 5,921,864.49
  5. Step 5: Solve for x
    x = 5,921,864.49/3,672.16
  6. Step 6: Final answer
    x = 1,612.64

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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.