Home / 5,308.48-7,962.90-2,386.79

Finding the Fourth Proportional to 5,308.48, 7,962.90 and 2,386.79

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Solution

The fourth proportional to 5,308.48, 7,962.90 and 2,386.79 is: 3,580.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,308.48 : 7,962.90 = 2,386.79 : x
  2. Step 2: Convert to fraction form
    5,308.48/7,962.90 = 2,386.79/x
  3. Step 3: Cross multiply
    5,308.48x = 7,962.90 × 2,386.79
  4. Step 4: Simplify right side
    5,308.48x = 19,005,758.16
  5. Step 5: Solve for x
    x = 19,005,758.16/5,308.48
  6. Step 6: Final answer
    x = 3,580.27

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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.