Home / 10,284.67-14,189.82-6,931.27

Finding the Fourth Proportional to 10,284.67, 14,189.82 and 6,931.27

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Solution

The fourth proportional to 10,284.67, 14,189.82 and 6,931.27 is: 9,563.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,284.67 : 14,189.82 = 6,931.27 : x
  2. Step 2: Convert to fraction form
    10,284.67/14,189.82 = 6,931.27/x
  3. Step 3: Cross multiply
    10,284.67x = 14,189.82 × 6,931.27
  4. Step 4: Simplify right side
    10,284.67x = 98,353,473.67
  5. Step 5: Solve for x
    x = 98,353,473.67/10,284.67
  6. Step 6: Final answer
    x = 9,563.11

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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.