Home / 2,445.53-3,376.77-2,258.95

Finding the Fourth Proportional to 2,445.53, 3,376.77 and 2,258.95

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Solution

The fourth proportional to 2,445.53, 3,376.77 and 2,258.95 is: 3,119.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,445.53 : 3,376.77 = 2,258.95 : x
  2. Step 2: Convert to fraction form
    2,445.53/3,376.77 = 2,258.95/x
  3. Step 3: Cross multiply
    2,445.53x = 3,376.77 × 2,258.95
  4. Step 4: Simplify right side
    2,445.53x = 7,627,954.59
  5. Step 5: Solve for x
    x = 7,627,954.59/2,445.53
  6. Step 6: Final answer
    x = 3,119.14

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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.