Home / 5,025.06-7,536.78-1,561.50

Finding the Fourth Proportional to 5,025.06, 7,536.78 and 1,561.50

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Solution

The fourth proportional to 5,025.06, 7,536.78 and 1,561.50 is: 2,342.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,025.06 : 7,536.78 = 1,561.50 : x
  2. Step 2: Convert to fraction form
    5,025.06/7,536.78 = 1,561.50/x
  3. Step 3: Cross multiply
    5,025.06x = 7,536.78 × 1,561.50
  4. Step 4: Simplify right side
    5,025.06x = 11,768,681.97
  5. Step 5: Solve for x
    x = 11,768,681.97/5,025.06
  6. Step 6: Final answer
    x = 2,342.00

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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.