Home / 7,272.80-10,033.30-4,582.39

Finding the Fourth Proportional to 7,272.80, 10,033.30 and 4,582.39

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Solution

The fourth proportional to 7,272.80, 10,033.30 and 4,582.39 is: 6,321.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,272.80 : 10,033.30 = 4,582.39 : x
  2. Step 2: Convert to fraction form
    7,272.80/10,033.30 = 4,582.39/x
  3. Step 3: Cross multiply
    7,272.80x = 10,033.30 × 4,582.39
  4. Step 4: Simplify right side
    7,272.80x = 45,976,420.51
  5. Step 5: Solve for x
    x = 45,976,420.51/7,272.80
  6. Step 6: Final answer
    x = 6,321.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.