Home / 3,666.63-5,045.16-3,579.15

Finding the Fourth Proportional to 3,666.63, 5,045.16 and 3,579.15

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Solution

The fourth proportional to 3,666.63, 5,045.16 and 3,579.15 is: 4,924.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,666.63 : 5,045.16 = 3,579.15 : x
  2. Step 2: Convert to fraction form
    3,666.63/5,045.16 = 3,579.15/x
  3. Step 3: Cross multiply
    3,666.63x = 5,045.16 × 3,579.15
  4. Step 4: Simplify right side
    3,666.63x = 18,057,384.41
  5. Step 5: Solve for x
    x = 18,057,384.41/3,666.63
  6. Step 6: Final answer
    x = 4,924.79

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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.