Home / 10,817.40-14,930.70-6,568.92

Finding the Fourth Proportional to 10,817.40, 14,930.70 and 6,568.92

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Solution

The fourth proportional to 10,817.40, 14,930.70 and 6,568.92 is: 9,066.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,817.40 : 14,930.70 = 6,568.92 : x
  2. Step 2: Convert to fraction form
    10,817.40/14,930.70 = 6,568.92/x
  3. Step 3: Cross multiply
    10,817.40x = 14,930.70 × 6,568.92
  4. Step 4: Simplify right side
    10,817.40x = 98,078,573.84
  5. Step 5: Solve for x
    x = 98,078,573.84/10,817.40
  6. Step 6: Final answer
    x = 9,066.74

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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.