Home / 11,586.63-15,988.58-6,550.59

Finding the Fourth Proportional to 11,586.63, 15,988.58 and 6,550.59

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Solution

The fourth proportional to 11,586.63, 15,988.58 and 6,550.59 is: 9,039.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,586.63 : 15,988.58 = 6,550.59 : x
  2. Step 2: Convert to fraction form
    11,586.63/15,988.58 = 6,550.59/x
  3. Step 3: Cross multiply
    11,586.63x = 15,988.58 × 6,550.59
  4. Step 4: Simplify right side
    11,586.63x = 104,734,599.51
  5. Step 5: Solve for x
    x = 104,734,599.51/11,586.63
  6. Step 6: Final answer
    x = 9,039.26

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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.