Home / 7,029.42-9,701.19-3,886.26

Finding the Fourth Proportional to 7,029.42, 9,701.19 and 3,886.26

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Solution

The fourth proportional to 7,029.42, 9,701.19 and 3,886.26 is: 5,363.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,029.42 : 9,701.19 = 3,886.26 : x
  2. Step 2: Convert to fraction form
    7,029.42/9,701.19 = 3,886.26/x
  3. Step 3: Cross multiply
    7,029.42x = 9,701.19 × 3,886.26
  4. Step 4: Simplify right side
    7,029.42x = 37,701,346.65
  5. Step 5: Solve for x
    x = 37,701,346.65/7,029.42
  6. Step 6: Final answer
    x = 5,363.37

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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.