Home / 11,588.18-15,994.31-6,555.31

Finding the Fourth Proportional to 11,588.18, 15,994.31 and 6,555.31

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Solution

The fourth proportional to 11,588.18, 15,994.31 and 6,555.31 is: 9,047.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,588.18 : 15,994.31 = 6,555.31 : x
  2. Step 2: Convert to fraction form
    11,588.18/15,994.31 = 6,555.31/x
  3. Step 3: Cross multiply
    11,588.18x = 15,994.31 × 6,555.31
  4. Step 4: Simplify right side
    11,588.18x = 104,847,587.52
  5. Step 5: Solve for x
    x = 104,847,587.52/11,588.18
  6. Step 6: Final answer
    x = 9,047.81

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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.