Home / 4,040.70-6,061.29-1,118.94

Finding the Fourth Proportional to 4,040.70, 6,061.29 and 1,118.94

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Solution

The fourth proportional to 4,040.70, 6,061.29 and 1,118.94 is: 1,678.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,040.70 : 6,061.29 = 1,118.94 : x
  2. Step 2: Convert to fraction form
    4,040.70/6,061.29 = 1,118.94/x
  3. Step 3: Cross multiply
    4,040.70x = 6,061.29 × 1,118.94
  4. Step 4: Simplify right side
    4,040.70x = 6,782,219.83
  5. Step 5: Solve for x
    x = 6,782,219.83/4,040.70
  6. Step 6: Final answer
    x = 1,678.48

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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.