Home / 3,763.04-5,642.36-1,296.80

Finding the Fourth Proportional to 3,763.04, 5,642.36 and 1,296.80

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Solution

The fourth proportional to 3,763.04, 5,642.36 and 1,296.80 is: 1,944.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,763.04 : 5,642.36 = 1,296.80 : x
  2. Step 2: Convert to fraction form
    3,763.04/5,642.36 = 1,296.80/x
  3. Step 3: Cross multiply
    3,763.04x = 5,642.36 × 1,296.80
  4. Step 4: Simplify right side
    3,763.04x = 7,317,012.45
  5. Step 5: Solve for x
    x = 7,317,012.45/3,763.04
  6. Step 6: Final answer
    x = 1,944.44

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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.