Home / 4,356.95-6,529.64-2,278.71

Finding the Fourth Proportional to 4,356.95, 6,529.64 and 2,278.71

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Solution

The fourth proportional to 4,356.95, 6,529.64 and 2,278.71 is: 3,415.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,356.95 : 6,529.64 = 2,278.71 : x
  2. Step 2: Convert to fraction form
    4,356.95/6,529.64 = 2,278.71/x
  3. Step 3: Cross multiply
    4,356.95x = 6,529.64 × 2,278.71
  4. Step 4: Simplify right side
    4,356.95x = 14,879,144.57
  5. Step 5: Solve for x
    x = 14,879,144.57/4,356.95
  6. Step 6: Final answer
    x = 3,415.04

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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.