Home / 1,837.65-2,536.20-1,051.55

Finding the Fourth Proportional to 1,837.65, 2,536.20 and 1,051.55

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Solution

The fourth proportional to 1,837.65, 2,536.20 and 1,051.55 is: 1,451.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837.65 : 2,536.20 = 1,051.55 : x
  2. Step 2: Convert to fraction form
    1,837.65/2,536.20 = 1,051.55/x
  3. Step 3: Cross multiply
    1,837.65x = 2,536.20 × 1,051.55
  4. Step 4: Simplify right side
    1,837.65x = 2,666,941.11
  5. Step 5: Solve for x
    x = 2,666,941.11/1,837.65
  6. Step 6: Final answer
    x = 1,451.28

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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.