Home / 1,483.18-2,226.60-1,406.64

Finding the Fourth Proportional to 1,483.18, 2,226.60 and 1,406.64

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Solution

The fourth proportional to 1,483.18, 2,226.60 and 1,406.64 is: 2,111.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483.18 : 2,226.60 = 1,406.64 : x
  2. Step 2: Convert to fraction form
    1,483.18/2,226.60 = 1,406.64/x
  3. Step 3: Cross multiply
    1,483.18x = 2,226.60 × 1,406.64
  4. Step 4: Simplify right side
    1,483.18x = 3,132,024.62
  5. Step 5: Solve for x
    x = 3,132,024.62/1,483.18
  6. Step 6: Final answer
    x = 2,111.70

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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.