Home / 2,428.74-3,351.60-1,366.58

Finding the Fourth Proportional to 2,428.74, 3,351.60 and 1,366.58

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Solution

The fourth proportional to 2,428.74, 3,351.60 and 1,366.58 is: 1,885.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428.74 : 3,351.60 = 1,366.58 : x
  2. Step 2: Convert to fraction form
    2,428.74/3,351.60 = 1,366.58/x
  3. Step 3: Cross multiply
    2,428.74x = 3,351.60 × 1,366.58
  4. Step 4: Simplify right side
    2,428.74x = 4,580,212.77
  5. Step 5: Solve for x
    x = 4,580,212.77/2,428.74
  6. Step 6: Final answer
    x = 1,885.84

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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.