Home / 5,531.16-7,632.99-3,047.16

Finding the Fourth Proportional to 5,531.16, 7,632.99 and 3,047.16

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Solution

The fourth proportional to 5,531.16, 7,632.99 and 3,047.16 is: 4,205.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,531.16 : 7,632.99 = 3,047.16 : x
  2. Step 2: Convert to fraction form
    5,531.16/7,632.99 = 3,047.16/x
  3. Step 3: Cross multiply
    5,531.16x = 7,632.99 × 3,047.16
  4. Step 4: Simplify right side
    5,531.16x = 23,258,941.81
  5. Step 5: Solve for x
    x = 23,258,941.81/5,531.16
  6. Step 6: Final answer
    x = 4,205.07

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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.