Home / 2,901.99-4,002.75-1,853.58

Finding the Fourth Proportional to 2,901.99, 4,002.75 and 1,853.58

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Solution

The fourth proportional to 2,901.99, 4,002.75 and 1,853.58 is: 2,556.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,901.99 : 4,002.75 = 1,853.58 : x
  2. Step 2: Convert to fraction form
    2,901.99/4,002.75 = 1,853.58/x
  3. Step 3: Cross multiply
    2,901.99x = 4,002.75 × 1,853.58
  4. Step 4: Simplify right side
    2,901.99x = 7,419,417.35
  5. Step 5: Solve for x
    x = 7,419,417.35/2,901.99
  6. Step 6: Final answer
    x = 2,556.67

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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.