Home / 5,903.77-8,147.69-3,545.86

Finding the Fourth Proportional to 5,903.77, 8,147.69 and 3,545.86

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Solution

The fourth proportional to 5,903.77, 8,147.69 and 3,545.86 is: 4,893.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,903.77 : 8,147.69 = 3,545.86 : x
  2. Step 2: Convert to fraction form
    5,903.77/8,147.69 = 3,545.86/x
  3. Step 3: Cross multiply
    5,903.77x = 8,147.69 × 3,545.86
  4. Step 4: Simplify right side
    5,903.77x = 28,890,568.06
  5. Step 5: Solve for x
    x = 28,890,568.06/5,903.77
  6. Step 6: Final answer
    x = 4,893.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.