Home / 11,617.75-16,029.93-6,581.53

Finding the Fourth Proportional to 11,617.75, 16,029.93 and 6,581.53

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Solution

The fourth proportional to 11,617.75, 16,029.93 and 6,581.53 is: 9,081.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,617.75 : 16,029.93 = 6,581.53 : x
  2. Step 2: Convert to fraction form
    11,617.75/16,029.93 = 6,581.53/x
  3. Step 3: Cross multiply
    11,617.75x = 16,029.93 × 6,581.53
  4. Step 4: Simplify right side
    11,617.75x = 105,501,465.19
  5. Step 5: Solve for x
    x = 105,501,465.19/11,617.75
  6. Step 6: Final answer
    x = 9,081.06

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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.