Home / 4,961.10-7,397.88-4,916.70

Finding the Fourth Proportional to 4,961.10, 7,397.88 and 4,916.70

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Solution

The fourth proportional to 4,961.10, 7,397.88 and 4,916.70 is: 7,331.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,961.10 : 7,397.88 = 4,916.70 : x
  2. Step 2: Convert to fraction form
    4,961.10/7,397.88 = 4,916.70/x
  3. Step 3: Cross multiply
    4,961.10x = 7,397.88 × 4,916.70
  4. Step 4: Simplify right side
    4,961.10x = 36,373,156.60
  5. Step 5: Solve for x
    x = 36,373,156.60/4,961.10
  6. Step 6: Final answer
    x = 7,331.67

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.