Home / 4,166.48-5,749.61-2,278.00

Finding the Fourth Proportional to 4,166.48, 5,749.61 and 2,278.00

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Solution

The fourth proportional to 4,166.48, 5,749.61 and 2,278.00 is: 3,143.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,166.48 : 5,749.61 = 2,278.00 : x
  2. Step 2: Convert to fraction form
    4,166.48/5,749.61 = 2,278.00/x
  3. Step 3: Cross multiply
    4,166.48x = 5,749.61 × 2,278.00
  4. Step 4: Simplify right side
    4,166.48x = 13,097,602.90
  5. Step 5: Solve for x
    x = 13,097,602.90/4,166.48
  6. Step 6: Final answer
    x = 3,143.56

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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.