Home / 7,374.06-10,172.77-4,388.22

Finding the Fourth Proportional to 7,374.06, 10,172.77 and 4,388.22

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Solution

The fourth proportional to 7,374.06, 10,172.77 and 4,388.22 is: 6,053.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,374.06 : 10,172.77 = 4,388.22 : x
  2. Step 2: Convert to fraction form
    7,374.06/10,172.77 = 4,388.22/x
  3. Step 3: Cross multiply
    7,374.06x = 10,172.77 × 4,388.22
  4. Step 4: Simplify right side
    7,374.06x = 44,640,352.77
  5. Step 5: Solve for x
    x = 44,640,352.77/7,374.06
  6. Step 6: Final answer
    x = 6,053.70

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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.