Home / 2,602.26-3,898.35-1,955.70

Finding the Fourth Proportional to 2,602.26, 3,898.35 and 1,955.70

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Solution

The fourth proportional to 2,602.26, 3,898.35 and 1,955.70 is: 2,929.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,602.26 : 3,898.35 = 1,955.70 : x
  2. Step 2: Convert to fraction form
    2,602.26/3,898.35 = 1,955.70/x
  3. Step 3: Cross multiply
    2,602.26x = 3,898.35 × 1,955.70
  4. Step 4: Simplify right side
    2,602.26x = 7,624,003.10
  5. Step 5: Solve for x
    x = 7,624,003.10/2,602.26
  6. Step 6: Final answer
    x = 2,929.76

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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.