Home / 2,374.28-3,276.51-1,326.32

Finding the Fourth Proportional to 2,374.28, 3,276.51 and 1,326.32

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Solution

The fourth proportional to 2,374.28, 3,276.51 and 1,326.32 is: 1,830.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,374.28 : 3,276.51 = 1,326.32 : x
  2. Step 2: Convert to fraction form
    2,374.28/3,276.51 = 1,326.32/x
  3. Step 3: Cross multiply
    2,374.28x = 3,276.51 × 1,326.32
  4. Step 4: Simplify right side
    2,374.28x = 4,345,700.74
  5. Step 5: Solve for x
    x = 4,345,700.74/2,374.28
  6. Step 6: Final answer
    x = 1,830.32

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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.