Home / 2,927.66-4,039.50-1,748.50

Finding the Fourth Proportional to 2,927.66, 4,039.50 and 1,748.50

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Solution

The fourth proportional to 2,927.66, 4,039.50 and 1,748.50 is: 2,412.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927.66 : 4,039.50 = 1,748.50 : x
  2. Step 2: Convert to fraction form
    2,927.66/4,039.50 = 1,748.50/x
  3. Step 3: Cross multiply
    2,927.66x = 4,039.50 × 1,748.50
  4. Step 4: Simplify right side
    2,927.66x = 7,063,065.75
  5. Step 5: Solve for x
    x = 7,063,065.75/2,927.66
  6. Step 6: Final answer
    x = 2,412.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.