Home / 5,509.51-8,260.60-2,842.76

Finding the Fourth Proportional to 5,509.51, 8,260.60 and 2,842.76

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Solution

The fourth proportional to 5,509.51, 8,260.60 and 2,842.76 is: 4,262.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,509.51 : 8,260.60 = 2,842.76 : x
  2. Step 2: Convert to fraction form
    5,509.51/8,260.60 = 2,842.76/x
  3. Step 3: Cross multiply
    5,509.51x = 8,260.60 × 2,842.76
  4. Step 4: Simplify right side
    5,509.51x = 23,482,922.13
  5. Step 5: Solve for x
    x = 23,482,922.13/5,509.51
  6. Step 6: Final answer
    x = 4,262.25

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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.