Home / 7,306.10-10,081.41-4,118.99

Finding the Fourth Proportional to 7,306.10, 10,081.41 and 4,118.99

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Solution

The fourth proportional to 7,306.10, 10,081.41 and 4,118.99 is: 5,683.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,306.10 : 10,081.41 = 4,118.99 : x
  2. Step 2: Convert to fraction form
    7,306.10/10,081.41 = 4,118.99/x
  3. Step 3: Cross multiply
    7,306.10x = 10,081.41 × 4,118.99
  4. Step 4: Simplify right side
    7,306.10x = 41,525,226.98
  5. Step 5: Solve for x
    x = 41,525,226.98/7,306.10
  6. Step 6: Final answer
    x = 5,683.64

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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.