Home / 2,972.99-4,456.47-1,023.95

Finding the Fourth Proportional to 2,972.99, 4,456.47 and 1,023.95

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Solution

The fourth proportional to 2,972.99, 4,456.47 and 1,023.95 is: 1,534.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972.99 : 4,456.47 = 1,023.95 : x
  2. Step 2: Convert to fraction form
    2,972.99/4,456.47 = 1,023.95/x
  3. Step 3: Cross multiply
    2,972.99x = 4,456.47 × 1,023.95
  4. Step 4: Simplify right side
    2,972.99x = 4,563,202.46
  5. Step 5: Solve for x
    x = 4,563,202.46/2,972.99
  6. Step 6: Final answer
    x = 1,534.89

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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.