Home / 4,884.57-7,328.70-2,938.14

Finding the Fourth Proportional to 4,884.57, 7,328.70 and 2,938.14

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Solution

The fourth proportional to 4,884.57, 7,328.70 and 2,938.14 is: 4,408.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,884.57 : 7,328.70 = 2,938.14 : x
  2. Step 2: Convert to fraction form
    4,884.57/7,328.70 = 2,938.14/x
  3. Step 3: Cross multiply
    4,884.57x = 7,328.70 × 2,938.14
  4. Step 4: Simplify right side
    4,884.57x = 21,532,746.62
  5. Step 5: Solve for x
    x = 21,532,746.62/4,884.57
  6. Step 6: Final answer
    x = 4,408.32

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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.