Home / 3,513.63-5,273.04-1,664.74

Finding the Fourth Proportional to 3,513.63, 5,273.04 and 1,664.74

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Solution

The fourth proportional to 3,513.63, 5,273.04 and 1,664.74 is: 2,498.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,513.63 : 5,273.04 = 1,664.74 : x
  2. Step 2: Convert to fraction form
    3,513.63/5,273.04 = 1,664.74/x
  3. Step 3: Cross multiply
    3,513.63x = 5,273.04 × 1,664.74
  4. Step 4: Simplify right side
    3,513.63x = 8,778,240.61
  5. Step 5: Solve for x
    x = 8,778,240.61/3,513.63
  6. Step 6: Final answer
    x = 2,498.34

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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.