Home / 6,860.64-9,467.37-4,207.62

Finding the Fourth Proportional to 6,860.64, 9,467.37 and 4,207.62

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Solution

The fourth proportional to 6,860.64, 9,467.37 and 4,207.62 is: 5,806.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,860.64 : 9,467.37 = 4,207.62 : x
  2. Step 2: Convert to fraction form
    6,860.64/9,467.37 = 4,207.62/x
  3. Step 3: Cross multiply
    6,860.64x = 9,467.37 × 4,207.62
  4. Step 4: Simplify right side
    6,860.64x = 39,835,095.36
  5. Step 5: Solve for x
    x = 39,835,095.36/6,860.64
  6. Step 6: Final answer
    x = 5,806.32

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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.