Home / 8,146.53-11,242.40-4,609.04

Finding the Fourth Proportional to 8,146.53, 11,242.40 and 4,609.04

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Solution

The fourth proportional to 8,146.53, 11,242.40 and 4,609.04 is: 6,360.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,146.53 : 11,242.40 = 4,609.04 : x
  2. Step 2: Convert to fraction form
    8,146.53/11,242.40 = 4,609.04/x
  3. Step 3: Cross multiply
    8,146.53x = 11,242.40 × 4,609.04
  4. Step 4: Simplify right side
    8,146.53x = 51,816,592.04
  5. Step 5: Solve for x
    x = 51,816,592.04/8,146.53
  6. Step 6: Final answer
    x = 6,360.57

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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.