Home / 8,960.01-13,438.99-2,386.05

Finding the Fourth Proportional to 8,960.01, 13,438.99 and 2,386.05

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Solution

The fourth proportional to 8,960.01, 13,438.99 and 2,386.05 is: 3,578.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,960.01 : 13,438.99 = 2,386.05 : x
  2. Step 2: Convert to fraction form
    8,960.01/13,438.99 = 2,386.05/x
  3. Step 3: Cross multiply
    8,960.01x = 13,438.99 × 2,386.05
  4. Step 4: Simplify right side
    8,960.01x = 32,066,102.09
  5. Step 5: Solve for x
    x = 32,066,102.09/8,960.01
  6. Step 6: Final answer
    x = 3,578.80

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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.