Home / 8,703.37-13,055.03-3,156.69

Finding the Fourth Proportional to 8,703.37, 13,055.03 and 3,156.69

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Solution

The fourth proportional to 8,703.37, 13,055.03 and 3,156.69 is: 4,735.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,703.37 : 13,055.03 = 3,156.69 : x
  2. Step 2: Convert to fraction form
    8,703.37/13,055.03 = 3,156.69/x
  3. Step 3: Cross multiply
    8,703.37x = 13,055.03 × 3,156.69
  4. Step 4: Simplify right side
    8,703.37x = 41,210,682.65
  5. Step 5: Solve for x
    x = 41,210,682.65/8,703.37
  6. Step 6: Final answer
    x = 4,735.03

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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.