Home / 3,031.30-4,182.96-1,704.74

Finding the Fourth Proportional to 3,031.30, 4,182.96 and 1,704.74

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Solution

The fourth proportional to 3,031.30, 4,182.96 and 1,704.74 is: 2,352.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,031.30 : 4,182.96 = 1,704.74 : x
  2. Step 2: Convert to fraction form
    3,031.30/4,182.96 = 1,704.74/x
  3. Step 3: Cross multiply
    3,031.30x = 4,182.96 × 1,704.74
  4. Step 4: Simplify right side
    3,031.30x = 7,130,859.23
  5. Step 5: Solve for x
    x = 7,130,859.23/3,031.30
  6. Step 6: Final answer
    x = 2,352.41

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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.