Home / 1,483.66-2,047.70-1,418.06

Finding the Fourth Proportional to 1,483.66, 2,047.70 and 1,418.06

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Solution

The fourth proportional to 1,483.66, 2,047.70 and 1,418.06 is: 1,957.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483.66 : 2,047.70 = 1,418.06 : x
  2. Step 2: Convert to fraction form
    1,483.66/2,047.70 = 1,418.06/x
  3. Step 3: Cross multiply
    1,483.66x = 2,047.70 × 1,418.06
  4. Step 4: Simplify right side
    1,483.66x = 2,903,761.46
  5. Step 5: Solve for x
    x = 2,903,761.46/1,483.66
  6. Step 6: Final answer
    x = 1,957.16

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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.