Home / 10,170.63-14,036.22-6,190.83

Finding the Fourth Proportional to 10,170.63, 14,036.22 and 6,190.83

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Solution

The fourth proportional to 10,170.63, 14,036.22 and 6,190.83 is: 8,543.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,170.63 : 14,036.22 = 6,190.83 : x
  2. Step 2: Convert to fraction form
    10,170.63/14,036.22 = 6,190.83/x
  3. Step 3: Cross multiply
    10,170.63x = 14,036.22 × 6,190.83
  4. Step 4: Simplify right side
    10,170.63x = 86,895,851.86
  5. Step 5: Solve for x
    x = 86,895,851.86/10,170.63
  6. Step 6: Final answer
    x = 8,543.80

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Double scale
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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.