Home / 1,486.14-2,051.56-962.34

Finding the Fourth Proportional to 1,486.14, 2,051.56 and 962.34

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Solution

The fourth proportional to 1,486.14, 2,051.56 and 962.34 is: 1,328.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486.14 : 2,051.56 = 962.34 : x
  2. Step 2: Convert to fraction form
    1,486.14/2,051.56 = 962.34/x
  3. Step 3: Cross multiply
    1,486.14x = 2,051.56 × 962.34
  4. Step 4: Simplify right side
    1,486.14x = 1,974,287.99
  5. Step 5: Solve for x
    x = 1,974,287.99/1,486.14
  6. Step 6: Final answer
    x = 1,328.47

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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.