Home / 11,429.13-15,774.26-6,713.67

Finding the Fourth Proportional to 11,429.13, 15,774.26 and 6,713.67

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Solution

The fourth proportional to 11,429.13, 15,774.26 and 6,713.67 is: 9,266.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,429.13 : 15,774.26 = 6,713.67 : x
  2. Step 2: Convert to fraction form
    11,429.13/15,774.26 = 6,713.67/x
  3. Step 3: Cross multiply
    11,429.13x = 15,774.26 × 6,713.67
  4. Step 4: Simplify right side
    11,429.13x = 105,903,142.57
  5. Step 5: Solve for x
    x = 105,903,142.57/11,429.13
  6. Step 6: Final answer
    x = 9,266.07

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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.