Home / 2,396.85-3,307.65-1,348.92

Finding the Fourth Proportional to 2,396.85, 3,307.65 and 1,348.92

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Solution

The fourth proportional to 2,396.85, 3,307.65 and 1,348.92 is: 1,861.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,396.85 : 3,307.65 = 1,348.92 : x
  2. Step 2: Convert to fraction form
    2,396.85/3,307.65 = 1,348.92/x
  3. Step 3: Cross multiply
    2,396.85x = 3,307.65 × 1,348.92
  4. Step 4: Simplify right side
    2,396.85x = 4,461,755.24
  5. Step 5: Solve for x
    x = 4,461,755.24/2,396.85
  6. Step 6: Final answer
    x = 1,861.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.