Home / 3,528.79-4,870.37-2,036.50

Finding the Fourth Proportional to 3,528.79, 4,870.37 and 2,036.50

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Solution

The fourth proportional to 3,528.79, 4,870.37 and 2,036.50 is: 2,810.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528.79 : 4,870.37 = 2,036.50 : x
  2. Step 2: Convert to fraction form
    3,528.79/4,870.37 = 2,036.50/x
  3. Step 3: Cross multiply
    3,528.79x = 4,870.37 × 2,036.50
  4. Step 4: Simplify right side
    3,528.79x = 9,918,486.15
  5. Step 5: Solve for x
    x = 9,918,486.15/3,528.79
  6. Step 6: Final answer
    x = 2,810.73

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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.