Home / 2,701.56-4,052.40-1,240.32

Finding the Fourth Proportional to 2,701.56, 4,052.40 and 1,240.32

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Solution

The fourth proportional to 2,701.56, 4,052.40 and 1,240.32 is: 1,860.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,701.56 : 4,052.40 = 1,240.32 : x
  2. Step 2: Convert to fraction form
    2,701.56/4,052.40 = 1,240.32/x
  3. Step 3: Cross multiply
    2,701.56x = 4,052.40 × 1,240.32
  4. Step 4: Simplify right side
    2,701.56x = 5,026,272.77
  5. Step 5: Solve for x
    x = 5,026,272.77/2,701.56
  6. Step 6: Final answer
    x = 1,860.51

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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.