Home / 1,968.72-2,717.14-1,495.85

Finding the Fourth Proportional to 1,968.72, 2,717.14 and 1,495.85

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Solution

The fourth proportional to 1,968.72, 2,717.14 and 1,495.85 is: 2,064.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968.72 : 2,717.14 = 1,495.85 : x
  2. Step 2: Convert to fraction form
    1,968.72/2,717.14 = 1,495.85/x
  3. Step 3: Cross multiply
    1,968.72x = 2,717.14 × 1,495.85
  4. Step 4: Simplify right side
    1,968.72x = 4,064,423.34
  5. Step 5: Solve for x
    x = 4,064,423.34/1,968.72
  6. Step 6: Final answer
    x = 2,064.50

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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.