Home / 2,343.53-3,515.70-1,303.09

Finding the Fourth Proportional to 2,343.53, 3,515.70 and 1,303.09

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Solution

The fourth proportional to 2,343.53, 3,515.70 and 1,303.09 is: 1,954.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,343.53 : 3,515.70 = 1,303.09 : x
  2. Step 2: Convert to fraction form
    2,343.53/3,515.70 = 1,303.09/x
  3. Step 3: Cross multiply
    2,343.53x = 3,515.70 × 1,303.09
  4. Step 4: Simplify right side
    2,343.53x = 4,581,269.61
  5. Step 5: Solve for x
    x = 4,581,269.61/2,343.53
  6. Step 6: Final answer
    x = 1,954.86

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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.