Home / 3,515.81-4,852.50-2,258.46

Finding the Fourth Proportional to 3,515.81, 4,852.50 and 2,258.46

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Solution

The fourth proportional to 3,515.81, 4,852.50 and 2,258.46 is: 3,117.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515.81 : 4,852.50 = 2,258.46 : x
  2. Step 2: Convert to fraction form
    3,515.81/4,852.50 = 2,258.46/x
  3. Step 3: Cross multiply
    3,515.81x = 4,852.50 × 2,258.46
  4. Step 4: Simplify right side
    3,515.81x = 10,959,177.15
  5. Step 5: Solve for x
    x = 10,959,177.15/3,515.81
  6. Step 6: Final answer
    x = 3,117.12

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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.