Home / 11,593.93-15,999.51-6,288.67

Finding the Fourth Proportional to 11,593.93, 15,999.51 and 6,288.67

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Solution

The fourth proportional to 11,593.93, 15,999.51 and 6,288.67 is: 8,678.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,593.93 : 15,999.51 = 6,288.67 : x
  2. Step 2: Convert to fraction form
    11,593.93/15,999.51 = 6,288.67/x
  3. Step 3: Cross multiply
    11,593.93x = 15,999.51 × 6,288.67
  4. Step 4: Simplify right side
    11,593.93x = 100,615,638.55
  5. Step 5: Solve for x
    x = 100,615,638.55/11,593.93
  6. Step 6: Final answer
    x = 8,678.30

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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.