Home / 10,203.30-14,080.56-5,727.48

Finding the Fourth Proportional to 10,203.30, 14,080.56 and 5,727.48

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Solution

The fourth proportional to 10,203.30, 14,080.56 and 5,727.48 is: 7,903.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,203.30 : 14,080.56 = 5,727.48 : x
  2. Step 2: Convert to fraction form
    10,203.30/14,080.56 = 5,727.48/x
  3. Step 3: Cross multiply
    10,203.30x = 14,080.56 × 5,727.48
  4. Step 4: Simplify right side
    10,203.30x = 80,646,125.79
  5. Step 5: Solve for x
    x = 80,646,125.79/10,203.30
  6. Step 6: Final answer
    x = 7,903.93

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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.