Home / 2,173.02-3,259-1,002.28

Finding the Fourth Proportional to 2,173.02, 3,259 and 1,002.28

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Solution

The fourth proportional to 2,173.02, 3,259 and 1,002.28 is: 1,503.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,173.02 : 3,259 = 1,002.28 : x
  2. Step 2: Convert to fraction form
    2,173.02/3,259 = 1,002.28/x
  3. Step 3: Cross multiply
    2,173.02x = 3,259 × 1,002.28
  4. Step 4: Simplify right side
    2,173.02x = 3,266,430.52
  5. Step 5: Solve for x
    x = 3,266,430.52/2,173.02
  6. Step 6: Final answer
    x = 1,503.18

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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.