Home / 6,531.45-9,021.61-5,476.53

Finding the Fourth Proportional to 6,531.45, 9,021.61 and 5,476.53

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Solution

The fourth proportional to 6,531.45, 9,021.61 and 5,476.53 is: 7,564.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,531.45 : 9,021.61 = 5,476.53 : x
  2. Step 2: Convert to fraction form
    6,531.45/9,021.61 = 5,476.53/x
  3. Step 3: Cross multiply
    6,531.45x = 9,021.61 × 5,476.53
  4. Step 4: Simplify right side
    6,531.45x = 49,407,117.81
  5. Step 5: Solve for x
    x = 49,407,117.81/6,531.45
  6. Step 6: Final answer
    x = 7,564.49

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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.