Home / 4,907.16-6,772.03-2,782.69

Finding the Fourth Proportional to 4,907.16, 6,772.03 and 2,782.69

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Solution

The fourth proportional to 4,907.16, 6,772.03 and 2,782.69 is: 3,840.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,907.16 : 6,772.03 = 2,782.69 : x
  2. Step 2: Convert to fraction form
    4,907.16/6,772.03 = 2,782.69/x
  3. Step 3: Cross multiply
    4,907.16x = 6,772.03 × 2,782.69
  4. Step 4: Simplify right side
    4,907.16x = 18,844,472.67
  5. Step 5: Solve for x
    x = 18,844,472.67/4,907.16
  6. Step 6: Final answer
    x = 3,840.20

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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.