Home / 3,544.40-5,317.52-1,353.20

Finding the Fourth Proportional to 3,544.40, 5,317.52 and 1,353.20

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Solution

The fourth proportional to 3,544.40, 5,317.52 and 1,353.20 is: 2,030.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,544.40 : 5,317.52 = 1,353.20 : x
  2. Step 2: Convert to fraction form
    3,544.40/5,317.52 = 1,353.20/x
  3. Step 3: Cross multiply
    3,544.40x = 5,317.52 × 1,353.20
  4. Step 4: Simplify right side
    3,544.40x = 7,195,668.06
  5. Step 5: Solve for x
    x = 7,195,668.06/3,544.40
  6. Step 6: Final answer
    x = 2,030.15

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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.