Home / 11,835.48-16,330.04-7,235.10

Finding the Fourth Proportional to 11,835.48, 16,330.04 and 7,235.10

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Solution

The fourth proportional to 11,835.48, 16,330.04 and 7,235.10 is: 9,982.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,835.48 : 16,330.04 = 7,235.10 : x
  2. Step 2: Convert to fraction form
    11,835.48/16,330.04 = 7,235.10/x
  3. Step 3: Cross multiply
    11,835.48x = 16,330.04 × 7,235.10
  4. Step 4: Simplify right side
    11,835.48x = 118,149,472.40
  5. Step 5: Solve for x
    x = 118,149,472.40/11,835.48
  6. Step 6: Final answer
    x = 9,982.65

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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.