Home / 10,070.50-15,108.96-4,225.54

Finding the Fourth Proportional to 10,070.50, 15,108.96 and 4,225.54

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Solution

The fourth proportional to 10,070.50, 15,108.96 and 4,225.54 is: 6,339.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,070.50 : 15,108.96 = 4,225.54 : x
  2. Step 2: Convert to fraction form
    10,070.50/15,108.96 = 4,225.54/x
  3. Step 3: Cross multiply
    10,070.50x = 15,108.96 × 4,225.54
  4. Step 4: Simplify right side
    10,070.50x = 63,843,514.84
  5. Step 5: Solve for x
    x = 63,843,514.84/10,070.50
  6. Step 6: Final answer
    x = 6,339.66

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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.