Home / 5,621.94-7,758.86-4,050.95

Finding the Fourth Proportional to 5,621.94, 7,758.86 and 4,050.95

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Solution

The fourth proportional to 5,621.94, 7,758.86 and 4,050.95 is: 5,590.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,621.94 : 7,758.86 = 4,050.95 : x
  2. Step 2: Convert to fraction form
    5,621.94/7,758.86 = 4,050.95/x
  3. Step 3: Cross multiply
    5,621.94x = 7,758.86 × 4,050.95
  4. Step 4: Simplify right side
    5,621.94x = 31,430,694.87
  5. Step 5: Solve for x
    x = 31,430,694.87/5,621.94
  6. Step 6: Final answer
    x = 5,590.72

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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.