Home / 2,246.48-3,101.67-1,407.53

Finding the Fourth Proportional to 2,246.48, 3,101.67 and 1,407.53

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Solution

The fourth proportional to 2,246.48, 3,101.67 and 1,407.53 is: 1,943.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,246.48 : 3,101.67 = 1,407.53 : x
  2. Step 2: Convert to fraction form
    2,246.48/3,101.67 = 1,407.53/x
  3. Step 3: Cross multiply
    2,246.48x = 3,101.67 × 1,407.53
  4. Step 4: Simplify right side
    2,246.48x = 4,365,693.58
  5. Step 5: Solve for x
    x = 4,365,693.58/2,246.48
  6. Step 6: Final answer
    x = 1,943.35

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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.