Home / 2,048.30-2,808.26-2,011.40

Finding the Fourth Proportional to 2,048.30, 2,808.26 and 2,011.40

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Solution

The fourth proportional to 2,048.30, 2,808.26 and 2,011.40 is: 2,757.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,048.30 : 2,808.26 = 2,011.40 : x
  2. Step 2: Convert to fraction form
    2,048.30/2,808.26 = 2,011.40/x
  3. Step 3: Cross multiply
    2,048.30x = 2,808.26 × 2,011.40
  4. Step 4: Simplify right side
    2,048.30x = 5,648,534.16
  5. Step 5: Solve for x
    x = 5,648,534.16/2,048.30
  6. Step 6: Final answer
    x = 2,757.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.