Home / 5,875.26-8,108.16-3,638.34

Finding the Fourth Proportional to 5,875.26, 8,108.16 and 3,638.34

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Solution

The fourth proportional to 5,875.26, 8,108.16 and 3,638.34 is: 5,021.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,875.26 : 8,108.16 = 3,638.34 : x
  2. Step 2: Convert to fraction form
    5,875.26/8,108.16 = 3,638.34/x
  3. Step 3: Cross multiply
    5,875.26x = 8,108.16 × 3,638.34
  4. Step 4: Simplify right side
    5,875.26x = 29,500,242.85
  5. Step 5: Solve for x
    x = 29,500,242.85/5,875.26
  6. Step 6: Final answer
    x = 5,021.10

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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.