Home / 2,445.58-3,374.94-1,326.56

Finding the Fourth Proportional to 2,445.58, 3,374.94 and 1,326.56

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Solution

The fourth proportional to 2,445.58, 3,374.94 and 1,326.56 is: 1,830.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,445.58 : 3,374.94 = 1,326.56 : x
  2. Step 2: Convert to fraction form
    2,445.58/3,374.94 = 1,326.56/x
  3. Step 3: Cross multiply
    2,445.58x = 3,374.94 × 1,326.56
  4. Step 4: Simplify right side
    2,445.58x = 4,477,068.84
  5. Step 5: Solve for x
    x = 4,477,068.84/2,445.58
  6. Step 6: Final answer
    x = 1,830.68

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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.