Home / 2,880.10-3,974.52-1,701.10

Finding the Fourth Proportional to 2,880.10, 3,974.52 and 1,701.10

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Solution

The fourth proportional to 2,880.10, 3,974.52 and 1,701.10 is: 2,347.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,880.10 : 3,974.52 = 1,701.10 : x
  2. Step 2: Convert to fraction form
    2,880.10/3,974.52 = 1,701.10/x
  3. Step 3: Cross multiply
    2,880.10x = 3,974.52 × 1,701.10
  4. Step 4: Simplify right side
    2,880.10x = 6,761,055.97
  5. Step 5: Solve for x
    x = 6,761,055.97/2,880.10
  6. Step 6: Final answer
    x = 2,347.51

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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.