Home / 5,342.10-8,013.15-4,953.30

Finding the Fourth Proportional to 5,342.10, 8,013.15 and 4,953.30

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Solution

The fourth proportional to 5,342.10, 8,013.15 and 4,953.30 is: 7,429.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,342.10 : 8,013.15 = 4,953.30 : x
  2. Step 2: Convert to fraction form
    5,342.10/8,013.15 = 4,953.30/x
  3. Step 3: Cross multiply
    5,342.10x = 8,013.15 × 4,953.30
  4. Step 4: Simplify right side
    5,342.10x = 39,691,535.90
  5. Step 5: Solve for x
    x = 39,691,535.90/5,342.10
  6. Step 6: Final answer
    x = 7,429.95

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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.