Home / 11,401.96-17,088.11-4,639.67

Finding the Fourth Proportional to 11,401.96, 17,088.11 and 4,639.67

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Solution

The fourth proportional to 11,401.96, 17,088.11 and 4,639.67 is: 6,953.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,401.96 : 17,088.11 = 4,639.67 : x
  2. Step 2: Convert to fraction form
    11,401.96/17,088.11 = 4,639.67/x
  3. Step 3: Cross multiply
    11,401.96x = 17,088.11 × 4,639.67
  4. Step 4: Simplify right side
    11,401.96x = 79,283,164.16
  5. Step 5: Solve for x
    x = 79,283,164.16/11,401.96
  6. Step 6: Final answer
    x = 6,953.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.