Home / 4,877.60-7,322.72-2,282.24

Finding the Fourth Proportional to 4,877.60, 7,322.72 and 2,282.24

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Solution

The fourth proportional to 4,877.60, 7,322.72 and 2,282.24 is: 3,426.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,877.60 : 7,322.72 = 2,282.24 : x
  2. Step 2: Convert to fraction form
    4,877.60/7,322.72 = 2,282.24/x
  3. Step 3: Cross multiply
    4,877.60x = 7,322.72 × 2,282.24
  4. Step 4: Simplify right side
    4,877.60x = 16,712,204.49
  5. Step 5: Solve for x
    x = 16,712,204.49/4,877.60
  6. Step 6: Final answer
    x = 3,426.32

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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.