Home / 9,360.53-12,917.57-5,111.63

Finding the Fourth Proportional to 9,360.53, 12,917.57 and 5,111.63

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Solution

The fourth proportional to 9,360.53, 12,917.57 and 5,111.63 is: 7,054.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,360.53 : 12,917.57 = 5,111.63 : x
  2. Step 2: Convert to fraction form
    9,360.53/12,917.57 = 5,111.63/x
  3. Step 3: Cross multiply
    9,360.53x = 12,917.57 × 5,111.63
  4. Step 4: Simplify right side
    9,360.53x = 66,029,845.07
  5. Step 5: Solve for x
    x = 66,029,845.07/9,360.53
  6. Step 6: Final answer
    x = 7,054.07

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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.