Home / 9,105.48-13,658.04-3,261.60

Finding the Fourth Proportional to 9,105.48, 13,658.04 and 3,261.60

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Solution

The fourth proportional to 9,105.48, 13,658.04 and 3,261.60 is: 4,892.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,105.48 : 13,658.04 = 3,261.60 : x
  2. Step 2: Convert to fraction form
    9,105.48/13,658.04 = 3,261.60/x
  3. Step 3: Cross multiply
    9,105.48x = 13,658.04 × 3,261.60
  4. Step 4: Simplify right side
    9,105.48x = 44,547,063.26
  5. Step 5: Solve for x
    x = 44,547,063.26/9,105.48
  6. Step 6: Final answer
    x = 4,892.34

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1.5x scale

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.