Home / 2,972.30-4,458.40-1,024.46

Finding the Fourth Proportional to 2,972.30, 4,458.40 and 1,024.46

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Solution

The fourth proportional to 2,972.30, 4,458.40 and 1,024.46 is: 1,536.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972.30 : 4,458.40 = 1,024.46 : x
  2. Step 2: Convert to fraction form
    2,972.30/4,458.40 = 1,024.46/x
  3. Step 3: Cross multiply
    2,972.30x = 4,458.40 × 1,024.46
  4. Step 4: Simplify right side
    2,972.30x = 4,567,452.46
  5. Step 5: Solve for x
    x = 4,567,452.46/2,972.30
  6. Step 6: Final answer
    x = 1,536.67

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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.