Home / 3,072.16-4,609.63-1,667.02

Finding the Fourth Proportional to 3,072.16, 4,609.63 and 1,667.02

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Solution

The fourth proportional to 3,072.16, 4,609.63 and 1,667.02 is: 2,501.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072.16 : 4,609.63 = 1,667.02 : x
  2. Step 2: Convert to fraction form
    3,072.16/4,609.63 = 1,667.02/x
  3. Step 3: Cross multiply
    3,072.16x = 4,609.63 × 1,667.02
  4. Step 4: Simplify right side
    3,072.16x = 7,684,314.02
  5. Step 5: Solve for x
    x = 7,684,314.02/3,072.16
  6. Step 6: Final answer
    x = 2,501.27

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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.