Home / 4,089.65-6,135.38-1,492.58

Finding the Fourth Proportional to 4,089.65, 6,135.38 and 1,492.58

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Solution

The fourth proportional to 4,089.65, 6,135.38 and 1,492.58 is: 2,239.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,089.65 : 6,135.38 = 1,492.58 : x
  2. Step 2: Convert to fraction form
    4,089.65/6,135.38 = 1,492.58/x
  3. Step 3: Cross multiply
    4,089.65x = 6,135.38 × 1,492.58
  4. Step 4: Simplify right side
    4,089.65x = 9,157,538.02
  5. Step 5: Solve for x
    x = 9,157,538.02/4,089.65
  6. Step 6: Final answer
    x = 2,239.20

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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.