Home / 3,501.12-5,248.44-1,308.24

Finding the Fourth Proportional to 3,501.12, 5,248.44 and 1,308.24

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Solution

The fourth proportional to 3,501.12, 5,248.44 and 1,308.24 is: 1,961.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,501.12 : 5,248.44 = 1,308.24 : x
  2. Step 2: Convert to fraction form
    3,501.12/5,248.44 = 1,308.24/x
  3. Step 3: Cross multiply
    3,501.12x = 5,248.44 × 1,308.24
  4. Step 4: Simplify right side
    3,501.12x = 6,866,219.15
  5. Step 5: Solve for x
    x = 6,866,219.15/3,501.12
  6. Step 6: Final answer
    x = 1,961.15

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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.