Home / 5,942.19-8,911.48-2,478.63

Finding the Fourth Proportional to 5,942.19, 8,911.48 and 2,478.63

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Solution

The fourth proportional to 5,942.19, 8,911.48 and 2,478.63 is: 3,717.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,942.19 : 8,911.48 = 2,478.63 : x
  2. Step 2: Convert to fraction form
    5,942.19/8,911.48 = 2,478.63/x
  3. Step 3: Cross multiply
    5,942.19x = 8,911.48 × 2,478.63
  4. Step 4: Simplify right side
    5,942.19x = 22,088,261.67
  5. Step 5: Solve for x
    x = 22,088,261.67/5,942.19
  6. Step 6: Final answer
    x = 3,717.19

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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.