Home / 4,060.68-6,090.30-1,138.28

Finding the Fourth Proportional to 4,060.68, 6,090.30 and 1,138.28

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Solution

The fourth proportional to 4,060.68, 6,090.30 and 1,138.28 is: 1,707.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,060.68 : 6,090.30 = 1,138.28 : x
  2. Step 2: Convert to fraction form
    4,060.68/6,090.30 = 1,138.28/x
  3. Step 3: Cross multiply
    4,060.68x = 6,090.30 × 1,138.28
  4. Step 4: Simplify right side
    4,060.68x = 6,932,466.68
  5. Step 5: Solve for x
    x = 6,932,466.68/4,060.68
  6. Step 6: Final answer
    x = 1,707.22

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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.