Home / 7,192.63-10,781.65-2,804.05

Finding the Fourth Proportional to 7,192.63, 10,781.65 and 2,804.05

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Solution

The fourth proportional to 7,192.63, 10,781.65 and 2,804.05 is: 4,203.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,192.63 : 10,781.65 = 2,804.05 : x
  2. Step 2: Convert to fraction form
    7,192.63/10,781.65 = 2,804.05/x
  3. Step 3: Cross multiply
    7,192.63x = 10,781.65 × 2,804.05
  4. Step 4: Simplify right side
    7,192.63x = 30,232,285.68
  5. Step 5: Solve for x
    x = 30,232,285.68/7,192.63
  6. Step 6: Final answer
    x = 4,203.23

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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.