Home / 1,470.18-2,028.22-973.52

Finding the Fourth Proportional to 1,470.18, 2,028.22 and 973.52

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Solution

The fourth proportional to 1,470.18, 2,028.22 and 973.52 is: 1,343.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470.18 : 2,028.22 = 973.52 : x
  2. Step 2: Convert to fraction form
    1,470.18/2,028.22 = 973.52/x
  3. Step 3: Cross multiply
    1,470.18x = 2,028.22 × 973.52
  4. Step 4: Simplify right side
    1,470.18x = 1,974,512.73
  5. Step 5: Solve for x
    x = 1,974,512.73/1,470.18
  6. Step 6: Final answer
    x = 1,343.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.