Home / 10,707.57-14,775.09-5,990.67

Finding the Fourth Proportional to 10,707.57, 14,775.09 and 5,990.67

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Solution

The fourth proportional to 10,707.57, 14,775.09 and 5,990.67 is: 8,266.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,707.57 : 14,775.09 = 5,990.67 : x
  2. Step 2: Convert to fraction form
    10,707.57/14,775.09 = 5,990.67/x
  3. Step 3: Cross multiply
    10,707.57x = 14,775.09 × 5,990.67
  4. Step 4: Simplify right side
    10,707.57x = 88,512,688.41
  5. Step 5: Solve for x
    x = 88,512,688.41/10,707.57
  6. Step 6: Final answer
    x = 8,266.37

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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.