Home / 4,464.94-6,686.48-3,145.45

Finding the Fourth Proportional to 4,464.94, 6,686.48 and 3,145.45

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Solution

The fourth proportional to 4,464.94, 6,686.48 and 3,145.45 is: 4,710.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,464.94 : 6,686.48 = 3,145.45 : x
  2. Step 2: Convert to fraction form
    4,464.94/6,686.48 = 3,145.45/x
  3. Step 3: Cross multiply
    4,464.94x = 6,686.48 × 3,145.45
  4. Step 4: Simplify right side
    4,464.94x = 21,031,988.52
  5. Step 5: Solve for x
    x = 21,031,988.52/4,464.94
  6. Step 6: Final answer
    x = 4,710.48

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1.5x scale

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.