Home / 1,483.12-2,222.52-1,051.12

Finding the Fourth Proportional to 1,483.12, 2,222.52 and 1,051.12

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Solution

The fourth proportional to 1,483.12, 2,222.52 and 1,051.12 is: 1,575.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483.12 : 2,222.52 = 1,051.12 : x
  2. Step 2: Convert to fraction form
    1,483.12/2,222.52 = 1,051.12/x
  3. Step 3: Cross multiply
    1,483.12x = 2,222.52 × 1,051.12
  4. Step 4: Simplify right side
    1,483.12x = 2,336,135.22
  5. Step 5: Solve for x
    x = 2,336,135.22/1,483.12
  6. Step 6: Final answer
    x = 1,575.15

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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.