Home / 4,897.18-6,758.19-2,772.65

Finding the Fourth Proportional to 4,897.18, 6,758.19 and 2,772.65

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Solution

The fourth proportional to 4,897.18, 6,758.19 and 2,772.65 is: 3,826.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,897.18 : 6,758.19 = 2,772.65 : x
  2. Step 2: Convert to fraction form
    4,897.18/6,758.19 = 2,772.65/x
  3. Step 3: Cross multiply
    4,897.18x = 6,758.19 × 2,772.65
  4. Step 4: Simplify right side
    4,897.18x = 18,738,081.64
  5. Step 5: Solve for x
    x = 18,738,081.64/4,897.18
  6. Step 6: Final answer
    x = 3,826.30

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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.