Home / 3,506.31-5,258.55-1,040.48

Finding the Fourth Proportional to 3,506.31, 5,258.55 and 1,040.48

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Solution

The fourth proportional to 3,506.31, 5,258.55 and 1,040.48 is: 1,560.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,506.31 : 5,258.55 = 1,040.48 : x
  2. Step 2: Convert to fraction form
    3,506.31/5,258.55 = 1,040.48/x
  3. Step 3: Cross multiply
    3,506.31x = 5,258.55 × 1,040.48
  4. Step 4: Simplify right side
    3,506.31x = 5,471,389.81
  5. Step 5: Solve for x
    x = 5,471,389.81/3,506.31
  6. Step 6: Final answer
    x = 1,560.44

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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.