Home / 3,258.13-4,888.02-949.63

Finding the Fourth Proportional to 3,258.13, 4,888.02 and 949.63

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Solution

The fourth proportional to 3,258.13, 4,888.02 and 949.63 is: 1,424.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258.13 : 4,888.02 = 949.63 : x
  2. Step 2: Convert to fraction form
    3,258.13/4,888.02 = 949.63/x
  3. Step 3: Cross multiply
    3,258.13x = 4,888.02 × 949.63
  4. Step 4: Simplify right side
    3,258.13x = 4,641,810.43
  5. Step 5: Solve for x
    x = 4,641,810.43/3,258.13
  6. Step 6: Final answer
    x = 1,424.69

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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.