Home / 2,031.45-3,048.06-799.76

Finding the Fourth Proportional to 2,031.45, 3,048.06 and 799.76

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Solution

The fourth proportional to 2,031.45, 3,048.06 and 799.76 is: 1,199.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,031.45 : 3,048.06 = 799.76 : x
  2. Step 2: Convert to fraction form
    2,031.45/3,048.06 = 799.76/x
  3. Step 3: Cross multiply
    2,031.45x = 3,048.06 × 799.76
  4. Step 4: Simplify right side
    2,031.45x = 2,437,701.23
  5. Step 5: Solve for x
    x = 2,437,701.23/2,031.45
  6. Step 6: Final answer
    x = 1,199.98

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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.