Home / 4,455.48-6,146.64-2,776.44

Finding the Fourth Proportional to 4,455.48, 6,146.64 and 2,776.44

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Solution

The fourth proportional to 4,455.48, 6,146.64 and 2,776.44 is: 3,830.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,455.48 : 6,146.64 = 2,776.44 : x
  2. Step 2: Convert to fraction form
    4,455.48/6,146.64 = 2,776.44/x
  3. Step 3: Cross multiply
    4,455.48x = 6,146.64 × 2,776.44
  4. Step 4: Simplify right side
    4,455.48x = 17,065,777.16
  5. Step 5: Solve for x
    x = 17,065,777.16/4,455.48
  6. Step 6: Final answer
    x = 3,830.29

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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.