Home / 5,903.75-8,147.18-3,545.91

Finding the Fourth Proportional to 5,903.75, 8,147.18 and 3,545.91

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Solution

The fourth proportional to 5,903.75, 8,147.18 and 3,545.91 is: 4,893.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,903.75 : 8,147.18 = 3,545.91 : x
  2. Step 2: Convert to fraction form
    5,903.75/8,147.18 = 3,545.91/x
  3. Step 3: Cross multiply
    5,903.75x = 8,147.18 × 3,545.91
  4. Step 4: Simplify right side
    5,903.75x = 28,889,167.03
  5. Step 5: Solve for x
    x = 28,889,167.03/5,903.75
  6. Step 6: Final answer
    x = 4,893.36

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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.