Home / 5,535.64-8,304.68-1,838.40

Finding the Fourth Proportional to 5,535.64, 8,304.68 and 1,838.40

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Solution

The fourth proportional to 5,535.64, 8,304.68 and 1,838.40 is: 2,758.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,535.64 : 8,304.68 = 1,838.40 : x
  2. Step 2: Convert to fraction form
    5,535.64/8,304.68 = 1,838.40/x
  3. Step 3: Cross multiply
    5,535.64x = 8,304.68 × 1,838.40
  4. Step 4: Simplify right side
    5,535.64x = 15,267,323.71
  5. Step 5: Solve for x
    x = 15,267,323.71/5,535.64
  6. Step 6: Final answer
    x = 2,758.01

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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.