Home / 5,440.07-8,159.12-2,477.82

Finding the Fourth Proportional to 5,440.07, 8,159.12 and 2,477.82

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Solution

The fourth proportional to 5,440.07, 8,159.12 and 2,477.82 is: 3,716.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.07 : 8,159.12 = 2,477.82 : x
  2. Step 2: Convert to fraction form
    5,440.07/8,159.12 = 2,477.82/x
  3. Step 3: Cross multiply
    5,440.07x = 8,159.12 × 2,477.82
  4. Step 4: Simplify right side
    5,440.07x = 20,216,818.33
  5. Step 5: Solve for x
    x = 20,216,818.33/5,440.07
  6. Step 6: Final answer
    x = 3,716.28

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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.