Home / 3,688.54-5,096.66-2,948.60

Finding the Fourth Proportional to 3,688.54, 5,096.66 and 2,948.60

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Solution

The fourth proportional to 3,688.54, 5,096.66 and 2,948.60 is: 4,074.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,688.54 : 5,096.66 = 2,948.60 : x
  2. Step 2: Convert to fraction form
    3,688.54/5,096.66 = 2,948.60/x
  3. Step 3: Cross multiply
    3,688.54x = 5,096.66 × 2,948.60
  4. Step 4: Simplify right side
    3,688.54x = 15,028,009.67
  5. Step 5: Solve for x
    x = 15,028,009.67/3,688.54
  6. Step 6: Final answer
    x = 4,074.25

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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.