Home / 2,632.58-3,948.36-1,539.08

Finding the Fourth Proportional to 2,632.58, 3,948.36 and 1,539.08

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Solution

The fourth proportional to 2,632.58, 3,948.36 and 1,539.08 is: 2,308.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632.58 : 3,948.36 = 1,539.08 : x
  2. Step 2: Convert to fraction form
    2,632.58/3,948.36 = 1,539.08/x
  3. Step 3: Cross multiply
    2,632.58x = 3,948.36 × 1,539.08
  4. Step 4: Simplify right side
    2,632.58x = 6,076,841.91
  5. Step 5: Solve for x
    x = 6,076,841.91/2,632.58
  6. Step 6: Final answer
    x = 2,308.32

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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.