Home / 4,656.21-6,423.73-2,665.69

Finding the Fourth Proportional to 4,656.21, 6,423.73 and 2,665.69

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Solution

The fourth proportional to 4,656.21, 6,423.73 and 2,665.69 is: 3,677.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,656.21 : 6,423.73 = 2,665.69 : x
  2. Step 2: Convert to fraction form
    4,656.21/6,423.73 = 2,665.69/x
  3. Step 3: Cross multiply
    4,656.21x = 6,423.73 × 2,665.69
  4. Step 4: Simplify right side
    4,656.21x = 17,123,672.82
  5. Step 5: Solve for x
    x = 17,123,672.82/4,656.21
  6. Step 6: Final answer
    x = 3,677.60

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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.