Home / 2,289.02-3,433.53-903.01

Finding the Fourth Proportional to 2,289.02, 3,433.53 and 903.01

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Solution

The fourth proportional to 2,289.02, 3,433.53 and 903.01 is: 1,354.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,289.02 : 3,433.53 = 903.01 : x
  2. Step 2: Convert to fraction form
    2,289.02/3,433.53 = 903.01/x
  3. Step 3: Cross multiply
    2,289.02x = 3,433.53 × 903.01
  4. Step 4: Simplify right side
    2,289.02x = 3,100,511.93
  5. Step 5: Solve for x
    x = 3,100,511.93/2,289.02
  6. Step 6: Final answer
    x = 1,354.52

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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.