Home / 3,575.35-5,357.08-3,440.49

Finding the Fourth Proportional to 3,575.35, 5,357.08 and 3,440.49

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Solution

The fourth proportional to 3,575.35, 5,357.08 and 3,440.49 is: 5,155.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575.35 : 5,357.08 = 3,440.49 : x
  2. Step 2: Convert to fraction form
    3,575.35/5,357.08 = 3,440.49/x
  3. Step 3: Cross multiply
    3,575.35x = 5,357.08 × 3,440.49
  4. Step 4: Simplify right side
    3,575.35x = 18,430,980.17
  5. Step 5: Solve for x
    x = 18,430,980.17/3,575.35
  6. Step 6: Final answer
    x = 5,155.01

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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.