Home / 11,583.13-15,984.46-6,547.56

Finding the Fourth Proportional to 11,583.13, 15,984.46 and 6,547.56

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Solution

The fourth proportional to 11,583.13, 15,984.46 and 6,547.56 is: 9,035.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,583.13 : 15,984.46 = 6,547.56 : x
  2. Step 2: Convert to fraction form
    11,583.13/15,984.46 = 6,547.56/x
  3. Step 3: Cross multiply
    11,583.13x = 15,984.46 × 6,547.56
  4. Step 4: Simplify right side
    11,583.13x = 104,659,222.53
  5. Step 5: Solve for x
    x = 104,659,222.53/11,583.13
  6. Step 6: Final answer
    x = 9,035.49

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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.