Home / 5,772.69-8,659.95-1,876.19

Finding the Fourth Proportional to 5,772.69, 8,659.95 and 1,876.19

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Solution

The fourth proportional to 5,772.69, 8,659.95 and 1,876.19 is: 2,814.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,772.69 : 8,659.95 = 1,876.19 : x
  2. Step 2: Convert to fraction form
    5,772.69/8,659.95 = 1,876.19/x
  3. Step 3: Cross multiply
    5,772.69x = 8,659.95 × 1,876.19
  4. Step 4: Simplify right side
    5,772.69x = 16,247,689.94
  5. Step 5: Solve for x
    x = 16,247,689.94/5,772.69
  6. Step 6: Final answer
    x = 2,814.58

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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.