Home / 3,445.30-4,754.60-1,873.41

Finding the Fourth Proportional to 3,445.30, 4,754.60 and 1,873.41

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Solution

The fourth proportional to 3,445.30, 4,754.60 and 1,873.41 is: 2,585.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445.30 : 4,754.60 = 1,873.41 : x
  2. Step 2: Convert to fraction form
    3,445.30/4,754.60 = 1,873.41/x
  3. Step 3: Cross multiply
    3,445.30x = 4,754.60 × 1,873.41
  4. Step 4: Simplify right side
    3,445.30x = 8,907,315.19
  5. Step 5: Solve for x
    x = 8,907,315.19/3,445.30
  6. Step 6: Final answer
    x = 2,585.35

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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.