Home / 3,258.48-4,884.47-1,870.14

Finding the Fourth Proportional to 3,258.48, 4,884.47 and 1,870.14

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Solution

The fourth proportional to 3,258.48, 4,884.47 and 1,870.14 is: 2,803.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258.48 : 4,884.47 = 1,870.14 : x
  2. Step 2: Convert to fraction form
    3,258.48/4,884.47 = 1,870.14/x
  3. Step 3: Cross multiply
    3,258.48x = 4,884.47 × 1,870.14
  4. Step 4: Simplify right side
    3,258.48x = 9,134,642.73
  5. Step 5: Solve for x
    x = 9,134,642.73/3,258.48
  6. Step 6: Final answer
    x = 2,803.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.