Home / 3,013.34-4,521.13-1,258.54

Finding the Fourth Proportional to 3,013.34, 4,521.13 and 1,258.54

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Solution

The fourth proportional to 3,013.34, 4,521.13 and 1,258.54 is: 1,888.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013.34 : 4,521.13 = 1,258.54 : x
  2. Step 2: Convert to fraction form
    3,013.34/4,521.13 = 1,258.54/x
  3. Step 3: Cross multiply
    3,013.34x = 4,521.13 × 1,258.54
  4. Step 4: Simplify right side
    3,013.34x = 5,690,015.58
  5. Step 5: Solve for x
    x = 5,690,015.58/3,013.34
  6. Step 6: Final answer
    x = 1,888.27

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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.