Home / 3,201.40-4,802.82-1,010.35

Finding the Fourth Proportional to 3,201.40, 4,802.82 and 1,010.35

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Solution

The fourth proportional to 3,201.40, 4,802.82 and 1,010.35 is: 1,515.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,201.40 : 4,802.82 = 1,010.35 : x
  2. Step 2: Convert to fraction form
    3,201.40/4,802.82 = 1,010.35/x
  3. Step 3: Cross multiply
    3,201.40x = 4,802.82 × 1,010.35
  4. Step 4: Simplify right side
    3,201.40x = 4,852,529.19
  5. Step 5: Solve for x
    x = 4,852,529.19/3,201.40
  6. Step 6: Final answer
    x = 1,515.75

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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.