Home / 7,323.40-10,095.78-5,195.80

Finding the Fourth Proportional to 7,323.40, 10,095.78 and 5,195.80

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Solution

The fourth proportional to 7,323.40, 10,095.78 and 5,195.80 is: 7,162.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,323.40 : 10,095.78 = 5,195.80 : x
  2. Step 2: Convert to fraction form
    7,323.40/10,095.78 = 5,195.80/x
  3. Step 3: Cross multiply
    7,323.40x = 10,095.78 × 5,195.80
  4. Step 4: Simplify right side
    7,323.40x = 52,455,653.72
  5. Step 5: Solve for x
    x = 52,455,653.72/7,323.40
  6. Step 6: Final answer
    x = 7,162.75

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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.