Home / 4,061.05-6,090.84-1,138.63

Finding the Fourth Proportional to 4,061.05, 6,090.84 and 1,138.63

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Solution

The fourth proportional to 4,061.05, 6,090.84 and 1,138.63 is: 1,707.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,061.05 : 6,090.84 = 1,138.63 : x
  2. Step 2: Convert to fraction form
    4,061.05/6,090.84 = 1,138.63/x
  3. Step 3: Cross multiply
    4,061.05x = 6,090.84 × 1,138.63
  4. Step 4: Simplify right side
    4,061.05x = 6,935,213.15
  5. Step 5: Solve for x
    x = 6,935,213.15/4,061.05
  6. Step 6: Final answer
    x = 1,707.74

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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.