Home / 5,308.28-7,963.62-1,798.10

Finding the Fourth Proportional to 5,308.28, 7,963.62 and 1,798.10

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Solution

The fourth proportional to 5,308.28, 7,963.62 and 1,798.10 is: 2,697.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,308.28 : 7,963.62 = 1,798.10 : x
  2. Step 2: Convert to fraction form
    5,308.28/7,963.62 = 1,798.10/x
  3. Step 3: Cross multiply
    5,308.28x = 7,963.62 × 1,798.10
  4. Step 4: Simplify right side
    5,308.28x = 14,319,368.42
  5. Step 5: Solve for x
    x = 14,319,368.42/5,308.28
  6. Step 6: Final answer
    x = 2,697.55

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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.