Home / 10,817.94-14,928.68-6,102.18

Finding the Fourth Proportional to 10,817.94, 14,928.68 and 6,102.18

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Solution

The fourth proportional to 10,817.94, 14,928.68 and 6,102.18 is: 8,420.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,817.94 : 14,928.68 = 6,102.18 : x
  2. Step 2: Convert to fraction form
    10,817.94/14,928.68 = 6,102.18/x
  3. Step 3: Cross multiply
    10,817.94x = 14,928.68 × 6,102.18
  4. Step 4: Simplify right side
    10,817.94x = 91,097,492.52
  5. Step 5: Solve for x
    x = 91,097,492.52/10,817.94
  6. Step 6: Final answer
    x = 8,420.96

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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.