Home / 8,152.72-11,250.74-4,615.93

Finding the Fourth Proportional to 8,152.72, 11,250.74 and 4,615.93

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Solution

The fourth proportional to 8,152.72, 11,250.74 and 4,615.93 is: 6,369.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,152.72 : 11,250.74 = 4,615.93 : x
  2. Step 2: Convert to fraction form
    8,152.72/11,250.74 = 4,615.93/x
  3. Step 3: Cross multiply
    8,152.72x = 11,250.74 × 4,615.93
  4. Step 4: Simplify right side
    8,152.72x = 51,932,611.70
  5. Step 5: Solve for x
    x = 51,932,611.70/8,152.72
  6. Step 6: Final answer
    x = 6,369.98

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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.