Home / 3,575.90-5,362.53-1,235.30

Finding the Fourth Proportional to 3,575.90, 5,362.53 and 1,235.30

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Solution

The fourth proportional to 3,575.90, 5,362.53 and 1,235.30 is: 1,852.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575.90 : 5,362.53 = 1,235.30 : x
  2. Step 2: Convert to fraction form
    3,575.90/5,362.53 = 1,235.30/x
  3. Step 3: Cross multiply
    3,575.90x = 5,362.53 × 1,235.30
  4. Step 4: Simplify right side
    3,575.90x = 6,624,321.97
  5. Step 5: Solve for x
    x = 6,624,321.97/3,575.90
  6. Step 6: Final answer
    x = 1,852.49

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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.