Home / 2,065.26-2,848.91-1,357.22

Finding the Fourth Proportional to 2,065.26, 2,848.91 and 1,357.22

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Solution

The fourth proportional to 2,065.26, 2,848.91 and 1,357.22 is: 1,872.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,065.26 : 2,848.91 = 1,357.22 : x
  2. Step 2: Convert to fraction form
    2,065.26/2,848.91 = 1,357.22/x
  3. Step 3: Cross multiply
    2,065.26x = 2,848.91 × 1,357.22
  4. Step 4: Simplify right side
    2,065.26x = 3,866,576.60
  5. Step 5: Solve for x
    x = 3,866,576.60/2,065.26
  6. Step 6: Final answer
    x = 1,872.20

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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.