Home / 11,670.12-17,477.10-7,282.08

Finding the Fourth Proportional to 11,670.12, 17,477.10 and 7,282.08

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Solution

The fourth proportional to 11,670.12, 17,477.10 and 7,282.08 is: 10,905.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,670.12 : 17,477.10 = 7,282.08 : x
  2. Step 2: Convert to fraction form
    11,670.12/17,477.10 = 7,282.08/x
  3. Step 3: Cross multiply
    11,670.12x = 17,477.10 × 7,282.08
  4. Step 4: Simplify right side
    11,670.12x = 127,269,640.37
  5. Step 5: Solve for x
    x = 127,269,640.37/11,670.12
  6. Step 6: Final answer
    x = 10,905.60

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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.