Home / 6,749.68-10,127.64-2,588.28

Finding the Fourth Proportional to 6,749.68, 10,127.64 and 2,588.28

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Solution

The fourth proportional to 6,749.68, 10,127.64 and 2,588.28 is: 3,883.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,749.68 : 10,127.64 = 2,588.28 : x
  2. Step 2: Convert to fraction form
    6,749.68/10,127.64 = 2,588.28/x
  3. Step 3: Cross multiply
    6,749.68x = 10,127.64 × 2,588.28
  4. Step 4: Simplify right side
    6,749.68x = 26,213,168.06
  5. Step 5: Solve for x
    x = 26,213,168.06/6,749.68
  6. Step 6: Final answer
    x = 3,883.62

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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.