Home / 11,330.89-15,637.61-6,295.02

Finding the Fourth Proportional to 11,330.89, 15,637.61 and 6,295.02

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Solution

The fourth proportional to 11,330.89, 15,637.61 and 6,295.02 is: 8,687.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,330.89 : 15,637.61 = 6,295.02 : x
  2. Step 2: Convert to fraction form
    11,330.89/15,637.61 = 6,295.02/x
  3. Step 3: Cross multiply
    11,330.89x = 15,637.61 × 6,295.02
  4. Step 4: Simplify right side
    11,330.89x = 98,438,989.39
  5. Step 5: Solve for x
    x = 98,438,989.39/11,330.89
  6. Step 6: Final answer
    x = 8,687.67

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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.