Home / 4,031.60-5,563.43-2,239.20

Finding the Fourth Proportional to 4,031.60, 5,563.43 and 2,239.20

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Solution

The fourth proportional to 4,031.60, 5,563.43 and 2,239.20 is: 3,089.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,031.60 : 5,563.43 = 2,239.20 : x
  2. Step 2: Convert to fraction form
    4,031.60/5,563.43 = 2,239.20/x
  3. Step 3: Cross multiply
    4,031.60x = 5,563.43 × 2,239.20
  4. Step 4: Simplify right side
    4,031.60x = 12,457,621.26
  5. Step 5: Solve for x
    x = 12,457,621.26/4,031.60
  6. Step 6: Final answer
    x = 3,089.99

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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.