Home / 10,817.12-14,927.64-6,101.84

Finding the Fourth Proportional to 10,817.12, 14,927.64 and 6,101.84

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Solution

The fourth proportional to 10,817.12, 14,927.64 and 6,101.84 is: 8,420.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,817.12 : 14,927.64 = 6,101.84 : x
  2. Step 2: Convert to fraction form
    10,817.12/14,927.64 = 6,101.84/x
  3. Step 3: Cross multiply
    10,817.12x = 14,927.64 × 6,101.84
  4. Step 4: Simplify right side
    10,817.12x = 91,086,070.86
  5. Step 5: Solve for x
    x = 91,086,070.86/10,817.12
  6. Step 6: Final answer
    x = 8,420.55

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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.