Home / 4,047.24-5,583.69-3,103.20

Finding the Fourth Proportional to 4,047.24, 5,583.69 and 3,103.20

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Solution

The fourth proportional to 4,047.24, 5,583.69 and 3,103.20 is: 4,281.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,047.24 : 5,583.69 = 3,103.20 : x
  2. Step 2: Convert to fraction form
    4,047.24/5,583.69 = 3,103.20/x
  3. Step 3: Cross multiply
    4,047.24x = 5,583.69 × 3,103.20
  4. Step 4: Simplify right side
    4,047.24x = 17,327,306.81
  5. Step 5: Solve for x
    x = 17,327,306.81/4,047.24
  6. Step 6: Final answer
    x = 4,281.26

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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.