Home / 3,114.30-4,667.40-2,247.60

Finding the Fourth Proportional to 3,114.30, 4,667.40 and 2,247.60

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Solution

The fourth proportional to 3,114.30, 4,667.40 and 2,247.60 is: 3,368.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114.30 : 4,667.40 = 2,247.60 : x
  2. Step 2: Convert to fraction form
    3,114.30/4,667.40 = 2,247.60/x
  3. Step 3: Cross multiply
    3,114.30x = 4,667.40 × 2,247.60
  4. Step 4: Simplify right side
    3,114.30x = 10,490,448.24
  5. Step 5: Solve for x
    x = 10,490,448.24/3,114.30
  6. Step 6: Final answer
    x = 3,368.48

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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.