Home / 7,918.26-10,926.93-4,381.62

Finding the Fourth Proportional to 7,918.26, 10,926.93 and 4,381.62

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Solution

The fourth proportional to 7,918.26, 10,926.93 and 4,381.62 is: 6,046.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,918.26 : 10,926.93 = 4,381.62 : x
  2. Step 2: Convert to fraction form
    7,918.26/10,926.93 = 4,381.62/x
  3. Step 3: Cross multiply
    7,918.26x = 10,926.93 × 4,381.62
  4. Step 4: Simplify right side
    7,918.26x = 47,877,655.03
  5. Step 5: Solve for x
    x = 47,877,655.03/7,918.26
  6. Step 6: Final answer
    x = 6,046.49

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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.