Home / 3,528.20-4,868.88-2,036.10

Finding the Fourth Proportional to 3,528.20, 4,868.88 and 2,036.10

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Solution

The fourth proportional to 3,528.20, 4,868.88 and 2,036.10 is: 2,809.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528.20 : 4,868.88 = 2,036.10 : x
  2. Step 2: Convert to fraction form
    3,528.20/4,868.88 = 2,036.10/x
  3. Step 3: Cross multiply
    3,528.20x = 4,868.88 × 2,036.10
  4. Step 4: Simplify right side
    3,528.20x = 9,913,526.57
  5. Step 5: Solve for x
    x = 9,913,526.57/3,528.20
  6. Step 6: Final answer
    x = 2,809.80

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1.5x scale

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.