Home / 5,114.48-7,665.16-2,342.64

Finding the Fourth Proportional to 5,114.48, 7,665.16 and 2,342.64

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Solution

The fourth proportional to 5,114.48, 7,665.16 and 2,342.64 is: 3,510.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,114.48 : 7,665.16 = 2,342.64 : x
  2. Step 2: Convert to fraction form
    5,114.48/7,665.16 = 2,342.64/x
  3. Step 3: Cross multiply
    5,114.48x = 7,665.16 × 2,342.64
  4. Step 4: Simplify right side
    5,114.48x = 17,956,710.42
  5. Step 5: Solve for x
    x = 17,956,710.42/5,114.48
  6. Step 6: Final answer
    x = 3,510.96

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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.