Home / 7,281.65-10,048.68-4,137.83

Finding the Fourth Proportional to 7,281.65, 10,048.68 and 4,137.83

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Solution

The fourth proportional to 7,281.65, 10,048.68 and 4,137.83 is: 5,710.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,281.65 : 10,048.68 = 4,137.83 : x
  2. Step 2: Convert to fraction form
    7,281.65/10,048.68 = 4,137.83/x
  3. Step 3: Cross multiply
    7,281.65x = 10,048.68 × 4,137.83
  4. Step 4: Simplify right side
    7,281.65x = 41,579,729.56
  5. Step 5: Solve for x
    x = 41,579,729.56/7,281.65
  6. Step 6: Final answer
    x = 5,710.21

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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.