Home / 3,268.48-4,510.32-1,871.32

Finding the Fourth Proportional to 3,268.48, 4,510.32 and 1,871.32

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Solution

The fourth proportional to 3,268.48, 4,510.32 and 1,871.32 is: 2,582.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268.48 : 4,510.32 = 1,871.32 : x
  2. Step 2: Convert to fraction form
    3,268.48/4,510.32 = 1,871.32/x
  3. Step 3: Cross multiply
    3,268.48x = 4,510.32 × 1,871.32
  4. Step 4: Simplify right side
    3,268.48x = 8,440,252.02
  5. Step 5: Solve for x
    x = 8,440,252.02/3,268.48
  6. Step 6: Final answer
    x = 2,582.32

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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.