Home / 6,860.32-10,276.74-3,157.48

Finding the Fourth Proportional to 6,860.32, 10,276.74 and 3,157.48

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Solution

The fourth proportional to 6,860.32, 10,276.74 and 3,157.48 is: 4,729.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,860.32 : 10,276.74 = 3,157.48 : x
  2. Step 2: Convert to fraction form
    6,860.32/10,276.74 = 3,157.48/x
  3. Step 3: Cross multiply
    6,860.32x = 10,276.74 × 3,157.48
  4. Step 4: Simplify right side
    6,860.32x = 32,448,601.02
  5. Step 5: Solve for x
    x = 32,448,601.02/6,860.32
  6. Step 6: Final answer
    x = 4,729.90

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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.