Home / 2,535.14-3,495.30-1,938.36

Finding the Fourth Proportional to 2,535.14, 3,495.30 and 1,938.36

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Solution

The fourth proportional to 2,535.14, 3,495.30 and 1,938.36 is: 2,672.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,535.14 : 3,495.30 = 1,938.36 : x
  2. Step 2: Convert to fraction form
    2,535.14/3,495.30 = 1,938.36/x
  3. Step 3: Cross multiply
    2,535.14x = 3,495.30 × 1,938.36
  4. Step 4: Simplify right side
    2,535.14x = 6,775,149.71
  5. Step 5: Solve for x
    x = 6,775,149.71/2,535.14
  6. Step 6: Final answer
    x = 2,672.50

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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.