Home / 10,551.66-14,560.77-5,771.85

Finding the Fourth Proportional to 10,551.66, 14,560.77 and 5,771.85

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Solution

The fourth proportional to 10,551.66, 14,560.77 and 5,771.85 is: 7,964.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,551.66 : 14,560.77 = 5,771.85 : x
  2. Step 2: Convert to fraction form
    10,551.66/14,560.77 = 5,771.85/x
  3. Step 3: Cross multiply
    10,551.66x = 14,560.77 × 5,771.85
  4. Step 4: Simplify right side
    10,551.66x = 84,042,580.32
  5. Step 5: Solve for x
    x = 84,042,580.32/10,551.66
  6. Step 6: Final answer
    x = 7,964.87

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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.