Home / 3,746.45-5,617.70-1,667.08

Finding the Fourth Proportional to 3,746.45, 5,617.70 and 1,667.08

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Solution

The fourth proportional to 3,746.45, 5,617.70 and 1,667.08 is: 2,499.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,746.45 : 5,617.70 = 1,667.08 : x
  2. Step 2: Convert to fraction form
    3,746.45/5,617.70 = 1,667.08/x
  3. Step 3: Cross multiply
    3,746.45x = 5,617.70 × 1,667.08
  4. Step 4: Simplify right side
    3,746.45x = 9,365,169.63
  5. Step 5: Solve for x
    x = 9,365,169.63/3,746.45
  6. Step 6: Final answer
    x = 2,499.74

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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.