Home / 7,576.72-10,455.24-4,389.52

Finding the Fourth Proportional to 7,576.72, 10,455.24 and 4,389.52

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Solution

The fourth proportional to 7,576.72, 10,455.24 and 4,389.52 is: 6,057.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,576.72 : 10,455.24 = 4,389.52 : x
  2. Step 2: Convert to fraction form
    7,576.72/10,455.24 = 4,389.52/x
  3. Step 3: Cross multiply
    7,576.72x = 10,455.24 × 4,389.52
  4. Step 4: Simplify right side
    7,576.72x = 45,893,485.08
  5. Step 5: Solve for x
    x = 45,893,485.08/7,576.72
  6. Step 6: Final answer
    x = 6,057.17

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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.