Home / 7,303.26-10,078.66-4,159.38

Finding the Fourth Proportional to 7,303.26, 10,078.66 and 4,159.38

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Solution

The fourth proportional to 7,303.26, 10,078.66 and 4,159.38 is: 5,740.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,303.26 : 10,078.66 = 4,159.38 : x
  2. Step 2: Convert to fraction form
    7,303.26/10,078.66 = 4,159.38/x
  3. Step 3: Cross multiply
    7,303.26x = 10,078.66 × 4,159.38
  4. Step 4: Simplify right side
    7,303.26x = 41,920,976.83
  5. Step 5: Solve for x
    x = 41,920,976.83/7,303.26
  6. Step 6: Final answer
    x = 5,740.04

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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.