Home / 7,281.26-10,048.14-4,138.05

Finding the Fourth Proportional to 7,281.26, 10,048.14 and 4,138.05

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Solution

The fourth proportional to 7,281.26, 10,048.14 and 4,138.05 is: 5,710.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,281.26 : 10,048.14 = 4,138.05 : x
  2. Step 2: Convert to fraction form
    7,281.26/10,048.14 = 4,138.05/x
  3. Step 3: Cross multiply
    7,281.26x = 10,048.14 × 4,138.05
  4. Step 4: Simplify right side
    7,281.26x = 41,579,705.73
  5. Step 5: Solve for x
    x = 41,579,705.73/7,281.26
  6. Step 6: Final answer
    x = 5,710.51

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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.