Home / 3,283.81-4,531.75-1,867.46

Finding the Fourth Proportional to 3,283.81, 4,531.75 and 1,867.46

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Solution

The fourth proportional to 3,283.81, 4,531.75 and 1,867.46 is: 2,577.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283.81 : 4,531.75 = 1,867.46 : x
  2. Step 2: Convert to fraction form
    3,283.81/4,531.75 = 1,867.46/x
  3. Step 3: Cross multiply
    3,283.81x = 4,531.75 × 1,867.46
  4. Step 4: Simplify right side
    3,283.81x = 8,462,834.53
  5. Step 5: Solve for x
    x = 8,462,834.53/3,283.81
  6. Step 6: Final answer
    x = 2,577.14

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1.5x scale

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.