Home / 7,305.28-10,962.40-3,410

Finding the Fourth Proportional to 7,305.28, 10,962.40 and 3,410

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Solution

The fourth proportional to 7,305.28, 10,962.40 and 3,410 is: 5,117.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,305.28 : 10,962.40 = 3,410 : x
  2. Step 2: Convert to fraction form
    7,305.28/10,962.40 = 3,410/x
  3. Step 3: Cross multiply
    7,305.28x = 10,962.40 × 3,410
  4. Step 4: Simplify right side
    7,305.28x = 37,381,784
  5. Step 5: Solve for x
    x = 37,381,784/7,305.28
  6. Step 6: Final answer
    x = 5,117.09

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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.