Home / 10,219.48-14,103.01-6,186.26

Finding the Fourth Proportional to 10,219.48, 14,103.01 and 6,186.26

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Solution

The fourth proportional to 10,219.48, 14,103.01 and 6,186.26 is: 8,537.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,219.48 : 14,103.01 = 6,186.26 : x
  2. Step 2: Convert to fraction form
    10,219.48/14,103.01 = 6,186.26/x
  3. Step 3: Cross multiply
    10,219.48x = 14,103.01 × 6,186.26
  4. Step 4: Simplify right side
    10,219.48x = 87,244,823.86
  5. Step 5: Solve for x
    x = 87,244,823.86/10,219.48
  6. Step 6: Final answer
    x = 8,537.11

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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.