Home / 9,102.02-13,642.32-3,835.91

Finding the Fourth Proportional to 9,102.02, 13,642.32 and 3,835.91

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Solution

The fourth proportional to 9,102.02, 13,642.32 and 3,835.91 is: 5,749.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,102.02 : 13,642.32 = 3,835.91 : x
  2. Step 2: Convert to fraction form
    9,102.02/13,642.32 = 3,835.91/x
  3. Step 3: Cross multiply
    9,102.02x = 13,642.32 × 3,835.91
  4. Step 4: Simplify right side
    9,102.02x = 52,330,683.46
  5. Step 5: Solve for x
    x = 52,330,683.46/9,102.02
  6. Step 6: Final answer
    x = 5,749.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.