Home / 10,866.55-14,995.76-6,150.67

Finding the Fourth Proportional to 10,866.55, 14,995.76 and 6,150.67

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Solution

The fourth proportional to 10,866.55, 14,995.76 and 6,150.67 is: 8,487.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,866.55 : 14,995.76 = 6,150.67 : x
  2. Step 2: Convert to fraction form
    10,866.55/14,995.76 = 6,150.67/x
  3. Step 3: Cross multiply
    10,866.55x = 14,995.76 × 6,150.67
  4. Step 4: Simplify right side
    10,866.55x = 92,233,940.41
  5. Step 5: Solve for x
    x = 92,233,940.41/10,866.55
  6. Step 6: Final answer
    x = 8,487.88

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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.