Home / 11,060.55-15,259.79-7,084.06

Finding the Fourth Proportional to 11,060.55, 15,259.79 and 7,084.06

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Solution

The fourth proportional to 11,060.55, 15,259.79 and 7,084.06 is: 9,773.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,060.55 : 15,259.79 = 7,084.06 : x
  2. Step 2: Convert to fraction form
    11,060.55/15,259.79 = 7,084.06/x
  3. Step 3: Cross multiply
    11,060.55x = 15,259.79 × 7,084.06
  4. Step 4: Simplify right side
    11,060.55x = 108,101,247.51
  5. Step 5: Solve for x
    x = 108,101,247.51/11,060.55
  6. Step 6: Final answer
    x = 9,773.59

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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.