Home / 6,260.40-9,390.66-2,105.10

Finding the Fourth Proportional to 6,260.40, 9,390.66 and 2,105.10

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Solution

The fourth proportional to 6,260.40, 9,390.66 and 2,105.10 is: 3,157.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,260.40 : 9,390.66 = 2,105.10 : x
  2. Step 2: Convert to fraction form
    6,260.40/9,390.66 = 2,105.10/x
  3. Step 3: Cross multiply
    6,260.40x = 9,390.66 × 2,105.10
  4. Step 4: Simplify right side
    6,260.40x = 19,768,278.37
  5. Step 5: Solve for x
    x = 19,768,278.37/6,260.40
  6. Step 6: Final answer
    x = 3,157.67

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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.