Home / 11,618.07-16,029.41-6,581.49

Finding the Fourth Proportional to 11,618.07, 16,029.41 and 6,581.49

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Solution

The fourth proportional to 11,618.07, 16,029.41 and 6,581.49 is: 9,080.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,618.07 : 16,029.41 = 6,581.49 : x
  2. Step 2: Convert to fraction form
    11,618.07/16,029.41 = 6,581.49/x
  3. Step 3: Cross multiply
    11,618.07x = 16,029.41 × 6,581.49
  4. Step 4: Simplify right side
    11,618.07x = 105,497,368.71
  5. Step 5: Solve for x
    x = 105,497,368.71/11,618.07
  6. Step 6: Final answer
    x = 9,080.46

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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.