Home / 11,077.16-16,615.67-4,751.10

Finding the Fourth Proportional to 11,077.16, 16,615.67 and 4,751.10

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Solution

The fourth proportional to 11,077.16, 16,615.67 and 4,751.10 is: 7,126.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,077.16 : 16,615.67 = 4,751.10 : x
  2. Step 2: Convert to fraction form
    11,077.16/16,615.67 = 4,751.10/x
  3. Step 3: Cross multiply
    11,077.16x = 16,615.67 × 4,751.10
  4. Step 4: Simplify right side
    11,077.16x = 78,942,685.98
  5. Step 5: Solve for x
    x = 78,942,685.98/11,077.16
  6. Step 6: Final answer
    x = 7,126.62

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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.