Home / 4,749.31-6,555.86-4,251.06

Finding the Fourth Proportional to 4,749.31, 6,555.86 and 4,251.06

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Solution

The fourth proportional to 4,749.31, 6,555.86 and 4,251.06 is: 5,868.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,749.31 : 6,555.86 = 4,251.06 : x
  2. Step 2: Convert to fraction form
    4,749.31/6,555.86 = 4,251.06/x
  3. Step 3: Cross multiply
    4,749.31x = 6,555.86 × 4,251.06
  4. Step 4: Simplify right side
    4,749.31x = 27,869,354.21
  5. Step 5: Solve for x
    x = 27,869,354.21/4,749.31
  6. Step 6: Final answer
    x = 5,868.08

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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.