Home / 3,368.21-4,667.76-3,321.17

Finding the Fourth Proportional to 3,368.21, 4,667.76 and 3,321.17

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Solution

The fourth proportional to 3,368.21, 4,667.76 and 3,321.17 is: 4,602.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,368.21 : 4,667.76 = 3,321.17 : x
  2. Step 2: Convert to fraction form
    3,368.21/4,667.76 = 3,321.17/x
  3. Step 3: Cross multiply
    3,368.21x = 4,667.76 × 3,321.17
  4. Step 4: Simplify right side
    3,368.21x = 15,502,407.87
  5. Step 5: Solve for x
    x = 15,502,407.87/3,368.21
  6. Step 6: Final answer
    x = 4,602.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.