Home / 8,270.52-11,415.28-4,735.76

Finding the Fourth Proportional to 8,270.52, 11,415.28 and 4,735.76

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Solution

The fourth proportional to 8,270.52, 11,415.28 and 4,735.76 is: 6,536.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,270.52 : 11,415.28 = 4,735.76 : x
  2. Step 2: Convert to fraction form
    8,270.52/11,415.28 = 4,735.76/x
  3. Step 3: Cross multiply
    8,270.52x = 11,415.28 × 4,735.76
  4. Step 4: Simplify right side
    8,270.52x = 54,060,026.41
  5. Step 5: Solve for x
    x = 54,060,026.41/8,270.52
  6. Step 6: Final answer
    x = 6,536.47

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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.