Home / 11,132.07-16,698.11-4,971.75

Finding the Fourth Proportional to 11,132.07, 16,698.11 and 4,971.75

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Solution

The fourth proportional to 11,132.07, 16,698.11 and 4,971.75 is: 7,457.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,132.07 : 16,698.11 = 4,971.75 : x
  2. Step 2: Convert to fraction form
    11,132.07/16,698.11 = 4,971.75/x
  3. Step 3: Cross multiply
    11,132.07x = 16,698.11 × 4,971.75
  4. Step 4: Simplify right side
    11,132.07x = 83,018,803.53
  5. Step 5: Solve for x
    x = 83,018,803.53/11,132.07
  6. Step 6: Final answer
    x = 7,457.63

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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.