Home / 6,987.26-10,467.18-4,640.28

Finding the Fourth Proportional to 6,987.26, 10,467.18 and 4,640.28

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Solution

The fourth proportional to 6,987.26, 10,467.18 and 4,640.28 is: 6,951.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,987.26 : 10,467.18 = 4,640.28 : x
  2. Step 2: Convert to fraction form
    6,987.26/10,467.18 = 4,640.28/x
  3. Step 3: Cross multiply
    6,987.26x = 10,467.18 × 4,640.28
  4. Step 4: Simplify right side
    6,987.26x = 48,570,646.01
  5. Step 5: Solve for x
    x = 48,570,646.01/6,987.26
  6. Step 6: Final answer
    x = 6,951.32

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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.