Home / 3,338.02-5,009.46-1,258.51

Finding the Fourth Proportional to 3,338.02, 5,009.46 and 1,258.51

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Solution

The fourth proportional to 3,338.02, 5,009.46 and 1,258.51 is: 1,888.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,338.02 : 5,009.46 = 1,258.51 : x
  2. Step 2: Convert to fraction form
    3,338.02/5,009.46 = 1,258.51/x
  3. Step 3: Cross multiply
    3,338.02x = 5,009.46 × 1,258.51
  4. Step 4: Simplify right side
    3,338.02x = 6,304,455.50
  5. Step 5: Solve for x
    x = 6,304,455.50/3,338.02
  6. Step 6: Final answer
    x = 1,888.68

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1.5x scale

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.