Home / 5,064.76-7,587.42-2,980.36

Finding the Fourth Proportional to 5,064.76, 7,587.42 and 2,980.36

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Solution

The fourth proportional to 5,064.76, 7,587.42 and 2,980.36 is: 4,464.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,064.76 : 7,587.42 = 2,980.36 : x
  2. Step 2: Convert to fraction form
    5,064.76/7,587.42 = 2,980.36/x
  3. Step 3: Cross multiply
    5,064.76x = 7,587.42 × 2,980.36
  4. Step 4: Simplify right side
    5,064.76x = 22,613,243.07
  5. Step 5: Solve for x
    x = 22,613,243.07/5,064.76
  6. Step 6: Final answer
    x = 4,464.82

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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.