Home / 7,108.63-10,650.17-4,185.34

Finding the Fourth Proportional to 7,108.63, 10,650.17 and 4,185.34

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Solution

The fourth proportional to 7,108.63, 10,650.17 and 4,185.34 is: 6,270.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,108.63 : 10,650.17 = 4,185.34 : x
  2. Step 2: Convert to fraction form
    7,108.63/10,650.17 = 4,185.34/x
  3. Step 3: Cross multiply
    7,108.63x = 10,650.17 × 4,185.34
  4. Step 4: Simplify right side
    7,108.63x = 44,574,566.35
  5. Step 5: Solve for x
    x = 44,574,566.35/7,108.63
  6. Step 6: Final answer
    x = 6,270.49

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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.