Home / 7,756.32-11,634.86-2,210.05

Finding the Fourth Proportional to 7,756.32, 11,634.86 and 2,210.05

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Solution

The fourth proportional to 7,756.32, 11,634.86 and 2,210.05 is: 3,315.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,756.32 : 11,634.86 = 2,210.05 : x
  2. Step 2: Convert to fraction form
    7,756.32/11,634.86 = 2,210.05/x
  3. Step 3: Cross multiply
    7,756.32x = 11,634.86 × 2,210.05
  4. Step 4: Simplify right side
    7,756.32x = 25,713,629.98
  5. Step 5: Solve for x
    x = 25,713,629.98/7,756.32
  6. Step 6: Final answer
    x = 3,315.18

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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.