Home / 8,000.09-11,039.72-4,462.61

Finding the Fourth Proportional to 8,000.09, 11,039.72 and 4,462.61

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Solution

The fourth proportional to 8,000.09, 11,039.72 and 4,462.61 is: 6,158.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,000.09 : 11,039.72 = 4,462.61 : x
  2. Step 2: Convert to fraction form
    8,000.09/11,039.72 = 4,462.61/x
  3. Step 3: Cross multiply
    8,000.09x = 11,039.72 × 4,462.61
  4. Step 4: Simplify right side
    8,000.09x = 49,265,980.51
  5. Step 5: Solve for x
    x = 49,265,980.51/8,000.09
  6. Step 6: Final answer
    x = 6,158.18

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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.