Home / 2,445.60-3,374.04-1,606.75

Finding the Fourth Proportional to 2,445.60, 3,374.04 and 1,606.75

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Solution

The fourth proportional to 2,445.60, 3,374.04 and 1,606.75 is: 2,216.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,445.60 : 3,374.04 = 1,606.75 : x
  2. Step 2: Convert to fraction form
    2,445.60/3,374.04 = 1,606.75/x
  3. Step 3: Cross multiply
    2,445.60x = 3,374.04 × 1,606.75
  4. Step 4: Simplify right side
    2,445.60x = 5,421,238.77
  5. Step 5: Solve for x
    x = 5,421,238.77/2,445.60
  6. Step 6: Final answer
    x = 2,216.74

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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.