Home / 10,558.54-14,570.66-5,778.46

Finding the Fourth Proportional to 10,558.54, 14,570.66 and 5,778.46

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Solution

The fourth proportional to 10,558.54, 14,570.66 and 5,778.46 is: 7,974.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,558.54 : 14,570.66 = 5,778.46 : x
  2. Step 2: Convert to fraction form
    10,558.54/14,570.66 = 5,778.46/x
  3. Step 3: Cross multiply
    10,558.54x = 14,570.66 × 5,778.46
  4. Step 4: Simplify right side
    10,558.54x = 84,195,910.66
  5. Step 5: Solve for x
    x = 84,195,910.66/10,558.54
  6. Step 6: Final answer
    x = 7,974.20

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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.