Home / 5,528.45-7,626.80-3,735.36

Finding the Fourth Proportional to 5,528.45, 7,626.80 and 3,735.36

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Solution

The fourth proportional to 5,528.45, 7,626.80 and 3,735.36 is: 5,153.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,528.45 : 7,626.80 = 3,735.36 : x
  2. Step 2: Convert to fraction form
    5,528.45/7,626.80 = 3,735.36/x
  3. Step 3: Cross multiply
    5,528.45x = 7,626.80 × 3,735.36
  4. Step 4: Simplify right side
    5,528.45x = 28,488,805.51
  5. Step 5: Solve for x
    x = 28,488,805.51/5,528.45
  6. Step 6: Final answer
    x = 5,153.12

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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.