Home / 3,108.83-4,663.23-1,258.67

Finding the Fourth Proportional to 3,108.83, 4,663.23 and 1,258.67

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Solution

The fourth proportional to 3,108.83, 4,663.23 and 1,258.67 is: 1,887.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108.83 : 4,663.23 = 1,258.67 : x
  2. Step 2: Convert to fraction form
    3,108.83/4,663.23 = 1,258.67/x
  3. Step 3: Cross multiply
    3,108.83x = 4,663.23 × 1,258.67
  4. Step 4: Simplify right side
    3,108.83x = 5,869,444.39
  5. Step 5: Solve for x
    x = 5,869,444.39/3,108.83
  6. Step 6: Final answer
    x = 1,887.99

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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.