Home / 7,281.74-10,048.92-4,137.98

Finding the Fourth Proportional to 7,281.74, 10,048.92 and 4,137.98

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Solution

The fourth proportional to 7,281.74, 10,048.92 and 4,137.98 is: 5,710.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,281.74 : 10,048.92 = 4,137.98 : x
  2. Step 2: Convert to fraction form
    7,281.74/10,048.92 = 4,137.98/x
  3. Step 3: Cross multiply
    7,281.74x = 10,048.92 × 4,137.98
  4. Step 4: Simplify right side
    7,281.74x = 41,582,229.98
  5. Step 5: Solve for x
    x = 41,582,229.98/7,281.74
  6. Step 6: Final answer
    x = 5,710.48

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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.