Home / 2,656.55-3,665.67-1,537.08

Finding the Fourth Proportional to 2,656.55, 3,665.67 and 1,537.08

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Solution

The fourth proportional to 2,656.55, 3,665.67 and 1,537.08 is: 2,120.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,656.55 : 3,665.67 = 1,537.08 : x
  2. Step 2: Convert to fraction form
    2,656.55/3,665.67 = 1,537.08/x
  3. Step 3: Cross multiply
    2,656.55x = 3,665.67 × 1,537.08
  4. Step 4: Simplify right side
    2,656.55x = 5,634,417.18
  5. Step 5: Solve for x
    x = 5,634,417.18/2,656.55
  6. Step 6: Final answer
    x = 2,120.96

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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.