Home / 1,355.37-2,023.34-1,295.53

Finding the Fourth Proportional to 1,355.37, 2,023.34 and 1,295.53

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Solution

The fourth proportional to 1,355.37, 2,023.34 and 1,295.53 is: 1,934.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355.37 : 2,023.34 = 1,295.53 : x
  2. Step 2: Convert to fraction form
    1,355.37/2,023.34 = 1,295.53/x
  3. Step 3: Cross multiply
    1,355.37x = 2,023.34 × 1,295.53
  4. Step 4: Simplify right side
    1,355.37x = 2,621,289.78
  5. Step 5: Solve for x
    x = 2,621,289.78/1,355.37
  6. Step 6: Final answer
    x = 1,934.01

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.