Home / 2,980.24-4,470.80-1,032

Finding the Fourth Proportional to 2,980.24, 4,470.80 and 1,032

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Solution

The fourth proportional to 2,980.24, 4,470.80 and 1,032 is: 1,548.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980.24 : 4,470.80 = 1,032 : x
  2. Step 2: Convert to fraction form
    2,980.24/4,470.80 = 1,032/x
  3. Step 3: Cross multiply
    2,980.24x = 4,470.80 × 1,032
  4. Step 4: Simplify right side
    2,980.24x = 4,613,865.60
  5. Step 5: Solve for x
    x = 4,613,865.60/2,980.24
  6. Step 6: Final answer
    x = 1,548.15

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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.