Home / 5,071.68-7,616.16-3,032.64

Finding the Fourth Proportional to 5,071.68, 7,616.16 and 3,032.64

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Solution

The fourth proportional to 5,071.68, 7,616.16 and 3,032.64 is: 4,554.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,071.68 : 7,616.16 = 3,032.64 : x
  2. Step 2: Convert to fraction form
    5,071.68/7,616.16 = 3,032.64/x
  3. Step 3: Cross multiply
    5,071.68x = 7,616.16 × 3,032.64
  4. Step 4: Simplify right side
    5,071.68x = 23,097,071.46
  5. Step 5: Solve for x
    x = 23,097,071.46/5,071.68
  6. Step 6: Final answer
    x = 4,554.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.