Home / 2,346.41-3,238.01-1,284.18

Finding the Fourth Proportional to 2,346.41, 3,238.01 and 1,284.18

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Solution

The fourth proportional to 2,346.41, 3,238.01 and 1,284.18 is: 1,772.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,346.41 : 3,238.01 = 1,284.18 : x
  2. Step 2: Convert to fraction form
    2,346.41/3,238.01 = 1,284.18/x
  3. Step 3: Cross multiply
    2,346.41x = 3,238.01 × 1,284.18
  4. Step 4: Simplify right side
    2,346.41x = 4,158,173.93
  5. Step 5: Solve for x
    x = 4,158,173.93/2,346.41
  6. Step 6: Final answer
    x = 1,772.14

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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.