Home / 7,039.74-10,559.67-2,110.79

Finding the Fourth Proportional to 7,039.74, 10,559.67 and 2,110.79

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Solution

The fourth proportional to 7,039.74, 10,559.67 and 2,110.79 is: 3,166.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,039.74 : 10,559.67 = 2,110.79 : x
  2. Step 2: Convert to fraction form
    7,039.74/10,559.67 = 2,110.79/x
  3. Step 3: Cross multiply
    7,039.74x = 10,559.67 × 2,110.79
  4. Step 4: Simplify right side
    7,039.74x = 22,289,264.32
  5. Step 5: Solve for x
    x = 22,289,264.32/7,039.74
  6. Step 6: Final answer
    x = 3,166.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.