Home / 4,642.47-6,405.03-2,651.64

Finding the Fourth Proportional to 4,642.47, 6,405.03 and 2,651.64

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Solution

The fourth proportional to 4,642.47, 6,405.03 and 2,651.64 is: 3,658.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,642.47 : 6,405.03 = 2,651.64 : x
  2. Step 2: Convert to fraction form
    4,642.47/6,405.03 = 2,651.64/x
  3. Step 3: Cross multiply
    4,642.47x = 6,405.03 × 2,651.64
  4. Step 4: Simplify right side
    4,642.47x = 16,983,833.75
  5. Step 5: Solve for x
    x = 16,983,833.75/4,642.47
  6. Step 6: Final answer
    x = 3,658.36

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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.