Home / 2,307.35-3,184.11-1,299.06

Finding the Fourth Proportional to 2,307.35, 3,184.11 and 1,299.06

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Solution

The fourth proportional to 2,307.35, 3,184.11 and 1,299.06 is: 1,792.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,307.35 : 3,184.11 = 1,299.06 : x
  2. Step 2: Convert to fraction form
    2,307.35/3,184.11 = 1,299.06/x
  3. Step 3: Cross multiply
    2,307.35x = 3,184.11 × 1,299.06
  4. Step 4: Simplify right side
    2,307.35x = 4,136,343.44
  5. Step 5: Solve for x
    x = 4,136,343.44/2,307.35
  6. Step 6: Final answer
    x = 1,792.68

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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.