Home / 7,209.94-10,809.52-4,863.36

Finding the Fourth Proportional to 7,209.94, 10,809.52 and 4,863.36

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Solution

The fourth proportional to 7,209.94, 10,809.52 and 4,863.36 is: 7,291.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,209.94 : 10,809.52 = 4,863.36 : x
  2. Step 2: Convert to fraction form
    7,209.94/10,809.52 = 4,863.36/x
  3. Step 3: Cross multiply
    7,209.94x = 10,809.52 × 4,863.36
  4. Step 4: Simplify right side
    7,209.94x = 52,570,587.19
  5. Step 5: Solve for x
    x = 52,570,587.19/7,209.94
  6. Step 6: Final answer
    x = 7,291.40

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1.5x scale

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.