Home / 10,157.96-15,238.84-4,611.69

Finding the Fourth Proportional to 10,157.96, 15,238.84 and 4,611.69

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Solution

The fourth proportional to 10,157.96, 15,238.84 and 4,611.69 is: 6,918.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,157.96 : 15,238.84 = 4,611.69 : x
  2. Step 2: Convert to fraction form
    10,157.96/15,238.84 = 4,611.69/x
  3. Step 3: Cross multiply
    10,157.96x = 15,238.84 × 4,611.69
  4. Step 4: Simplify right side
    10,157.96x = 70,276,794.51
  5. Step 5: Solve for x
    x = 70,276,794.51/10,157.96
  6. Step 6: Final answer
    x = 6,918.40

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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.