Home / 2,526.44-3,486.79-1,478.50

Finding the Fourth Proportional to 2,526.44, 3,486.79 and 1,478.50

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Solution

The fourth proportional to 2,526.44, 3,486.79 and 1,478.50 is: 2,040.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,526.44 : 3,486.79 = 1,478.50 : x
  2. Step 2: Convert to fraction form
    2,526.44/3,486.79 = 1,478.50/x
  3. Step 3: Cross multiply
    2,526.44x = 3,486.79 × 1,478.50
  4. Step 4: Simplify right side
    2,526.44x = 5,155,215.32
  5. Step 5: Solve for x
    x = 5,155,215.32/2,526.44
  6. Step 6: Final answer
    x = 2,040.51

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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.