Home / 3,216.51-4,823.55-1,368.50

Finding the Fourth Proportional to 3,216.51, 4,823.55 and 1,368.50

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Solution

The fourth proportional to 3,216.51, 4,823.55 and 1,368.50 is: 2,052.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216.51 : 4,823.55 = 1,368.50 : x
  2. Step 2: Convert to fraction form
    3,216.51/4,823.55 = 1,368.50/x
  3. Step 3: Cross multiply
    3,216.51x = 4,823.55 × 1,368.50
  4. Step 4: Simplify right side
    3,216.51x = 6,601,004.06
  5. Step 5: Solve for x
    x = 6,601,004.06/3,216.51
  6. Step 6: Final answer
    x = 2,052.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.