Home / 10,165.42-14,029.53-6,186.94

Finding the Fourth Proportional to 10,165.42, 14,029.53 and 6,186.94

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Solution

The fourth proportional to 10,165.42, 14,029.53 and 6,186.94 is: 8,538.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,165.42 : 14,029.53 = 6,186.94 : x
  2. Step 2: Convert to fraction form
    10,165.42/14,029.53 = 6,186.94/x
  3. Step 3: Cross multiply
    10,165.42x = 14,029.53 × 6,186.94
  4. Step 4: Simplify right side
    10,165.42x = 86,799,860.34
  5. Step 5: Solve for x
    x = 86,799,860.34/10,165.42
  6. Step 6: Final answer
    x = 8,538.74

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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.