Home / 10,790.16-16,186.74-4,866.22

Finding the Fourth Proportional to 10,790.16, 16,186.74 and 4,866.22

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Solution

The fourth proportional to 10,790.16, 16,186.74 and 4,866.22 is: 7,300.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,790.16 : 16,186.74 = 4,866.22 : x
  2. Step 2: Convert to fraction form
    10,790.16/16,186.74 = 4,866.22/x
  3. Step 3: Cross multiply
    10,790.16x = 16,186.74 × 4,866.22
  4. Step 4: Simplify right side
    10,790.16x = 78,768,237.92
  5. Step 5: Solve for x
    x = 78,768,237.92/10,790.16
  6. Step 6: Final answer
    x = 7,300.01

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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.