Home / 4,059.76-6,089.87-1,138.29

Finding the Fourth Proportional to 4,059.76, 6,089.87 and 1,138.29

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Solution

The fourth proportional to 4,059.76, 6,089.87 and 1,138.29 is: 1,707.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,059.76 : 6,089.87 = 1,138.29 : x
  2. Step 2: Convert to fraction form
    4,059.76/6,089.87 = 1,138.29/x
  3. Step 3: Cross multiply
    4,059.76x = 6,089.87 × 1,138.29
  4. Step 4: Simplify right side
    4,059.76x = 6,932,045.98
  5. Step 5: Solve for x
    x = 6,932,045.98/4,059.76
  6. Step 6: Final answer
    x = 1,707.50

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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.