Home / 8,723.70-13,085.46-3,528.36

Finding the Fourth Proportional to 8,723.70, 13,085.46 and 3,528.36

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Solution

The fourth proportional to 8,723.70, 13,085.46 and 3,528.36 is: 5,292.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,723.70 : 13,085.46 = 3,528.36 : x
  2. Step 2: Convert to fraction form
    8,723.70/13,085.46 = 3,528.36/x
  3. Step 3: Cross multiply
    8,723.70x = 13,085.46 × 3,528.36
  4. Step 4: Simplify right side
    8,723.70x = 46,170,213.65
  5. Step 5: Solve for x
    x = 46,170,213.65/8,723.70
  6. Step 6: Final answer
    x = 5,292.50

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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.