Home / 10,776.67-14,866.81-6,300.61

Finding the Fourth Proportional to 10,776.67, 14,866.81 and 6,300.61

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Solution

The fourth proportional to 10,776.67, 14,866.81 and 6,300.61 is: 8,691.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,776.67 : 14,866.81 = 6,300.61 : x
  2. Step 2: Convert to fraction form
    10,776.67/14,866.81 = 6,300.61/x
  3. Step 3: Cross multiply
    10,776.67x = 14,866.81 × 6,300.61
  4. Step 4: Simplify right side
    10,776.67x = 93,669,971.75
  5. Step 5: Solve for x
    x = 93,669,971.75/10,776.67
  6. Step 6: Final answer
    x = 8,691.92

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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.