Home / 5,276.10-7,908.67-1,763.47

Finding the Fourth Proportional to 5,276.10, 7,908.67 and 1,763.47

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Solution

The fourth proportional to 5,276.10, 7,908.67 and 1,763.47 is: 2,643.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,276.10 : 7,908.67 = 1,763.47 : x
  2. Step 2: Convert to fraction form
    5,276.10/7,908.67 = 1,763.47/x
  3. Step 3: Cross multiply
    5,276.10x = 7,908.67 × 1,763.47
  4. Step 4: Simplify right side
    5,276.10x = 13,946,714.38
  5. Step 5: Solve for x
    x = 13,946,714.38/5,276.10
  6. Step 6: Final answer
    x = 2,643.37

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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.