Home / 7,698.32-10,623.69-4,161.53

Finding the Fourth Proportional to 7,698.32, 10,623.69 and 4,161.53

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Solution

The fourth proportional to 7,698.32, 10,623.69 and 4,161.53 is: 5,742.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,698.32 : 10,623.69 = 4,161.53 : x
  2. Step 2: Convert to fraction form
    7,698.32/10,623.69 = 4,161.53/x
  3. Step 3: Cross multiply
    7,698.32x = 10,623.69 × 4,161.53
  4. Step 4: Simplify right side
    7,698.32x = 44,210,804.65
  5. Step 5: Solve for x
    x = 44,210,804.65/7,698.32
  6. Step 6: Final answer
    x = 5,742.92

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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.