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Finding the Fourth Proportional to 2,271.04, 3,406.48 and 903.04

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Solution

The fourth proportional to 2,271.04, 3,406.48 and 903.04 is: 1,354.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,271.04 : 3,406.48 = 903.04 : x
  2. Step 2: Convert to fraction form
    2,271.04/3,406.48 = 903.04/x
  3. Step 3: Cross multiply
    2,271.04x = 3,406.48 × 903.04
  4. Step 4: Simplify right side
    2,271.04x = 3,076,187.70
  5. Step 5: Solve for x
    x = 3,076,187.70/2,271.04
  6. Step 6: Final answer
    x = 1,354.53

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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.