Home / 4,130.67-6,196.05-3,307.89

Finding the Fourth Proportional to 4,130.67, 6,196.05 and 3,307.89

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Solution

The fourth proportional to 4,130.67, 6,196.05 and 3,307.89 is: 4,961.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,130.67 : 6,196.05 = 3,307.89 : x
  2. Step 2: Convert to fraction form
    4,130.67/6,196.05 = 3,307.89/x
  3. Step 3: Cross multiply
    4,130.67x = 6,196.05 × 3,307.89
  4. Step 4: Simplify right side
    4,130.67x = 20,495,851.83
  5. Step 5: Solve for x
    x = 20,495,851.83/4,130.67
  6. Step 6: Final answer
    x = 4,961.87

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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.