Home / 2,767.67-4,153.58-1,307.85

Finding the Fourth Proportional to 2,767.67, 4,153.58 and 1,307.85

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Solution

The fourth proportional to 2,767.67, 4,153.58 and 1,307.85 is: 1,962.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,767.67 : 4,153.58 = 1,307.85 : x
  2. Step 2: Convert to fraction form
    2,767.67/4,153.58 = 1,307.85/x
  3. Step 3: Cross multiply
    2,767.67x = 4,153.58 × 1,307.85
  4. Step 4: Simplify right side
    2,767.67x = 5,432,242.39
  5. Step 5: Solve for x
    x = 5,432,242.39/2,767.67
  6. Step 6: Final answer
    x = 1,962.75

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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.