Home / 9,240.43-13,860.24-2,666.89

Finding the Fourth Proportional to 9,240.43, 13,860.24 and 2,666.89

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Solution

The fourth proportional to 9,240.43, 13,860.24 and 2,666.89 is: 4,000.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,240.43 : 13,860.24 = 2,666.89 : x
  2. Step 2: Convert to fraction form
    9,240.43/13,860.24 = 2,666.89/x
  3. Step 3: Cross multiply
    9,240.43x = 13,860.24 × 2,666.89
  4. Step 4: Simplify right side
    9,240.43x = 36,963,735.45
  5. Step 5: Solve for x
    x = 36,963,735.45/9,240.43
  6. Step 6: Final answer
    x = 4,000.22

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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.