Home / 4,356.06-6,014.64-2,679.78

Finding the Fourth Proportional to 4,356.06, 6,014.64 and 2,679.78

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Solution

The fourth proportional to 4,356.06, 6,014.64 and 2,679.78 is: 3,700.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,356.06 : 6,014.64 = 2,679.78 : x
  2. Step 2: Convert to fraction form
    4,356.06/6,014.64 = 2,679.78/x
  3. Step 3: Cross multiply
    4,356.06x = 6,014.64 × 2,679.78
  4. Step 4: Simplify right side
    4,356.06x = 16,117,911.98
  5. Step 5: Solve for x
    x = 16,117,911.98/4,356.06
  6. Step 6: Final answer
    x = 3,700.11

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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.