Home / 11,328.06-15,633.24-6,292.30

Finding the Fourth Proportional to 11,328.06, 15,633.24 and 6,292.30

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Solution

The fourth proportional to 11,328.06, 15,633.24 and 6,292.30 is: 8,683.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,328.06 : 15,633.24 = 6,292.30 : x
  2. Step 2: Convert to fraction form
    11,328.06/15,633.24 = 6,292.30/x
  3. Step 3: Cross multiply
    11,328.06x = 15,633.24 × 6,292.30
  4. Step 4: Simplify right side
    11,328.06x = 98,369,079.19
  5. Step 5: Solve for x
    x = 98,369,079.19/11,328.06
  6. Step 6: Final answer
    x = 8,683.67

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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.