Home / 2,180.37-3,007.05-1,472.02

Finding the Fourth Proportional to 2,180.37, 3,007.05 and 1,472.02

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Solution

The fourth proportional to 2,180.37, 3,007.05 and 1,472.02 is: 2,030.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,180.37 : 3,007.05 = 1,472.02 : x
  2. Step 2: Convert to fraction form
    2,180.37/3,007.05 = 1,472.02/x
  3. Step 3: Cross multiply
    2,180.37x = 3,007.05 × 1,472.02
  4. Step 4: Simplify right side
    2,180.37x = 4,426,445.76
  5. Step 5: Solve for x
    x = 4,426,445.76/2,180.37
  6. Step 6: Final answer
    x = 2,030.14

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