Home / 7,306.87-10,081.06-4,119.77

Finding the Fourth Proportional to 7,306.87, 10,081.06 and 4,119.77

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Solution

The fourth proportional to 7,306.87, 10,081.06 and 4,119.77 is: 5,683.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,306.87 : 10,081.06 = 4,119.77 : x
  2. Step 2: Convert to fraction form
    7,306.87/10,081.06 = 4,119.77/x
  3. Step 3: Cross multiply
    7,306.87x = 10,081.06 × 4,119.77
  4. Step 4: Simplify right side
    7,306.87x = 41,531,598.15
  5. Step 5: Solve for x
    x = 41,531,598.15/7,306.87
  6. Step 6: Final answer
    x = 5,683.91

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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.