Home / 6,731.17-9,276.38-4,839.47

Finding the Fourth Proportional to 6,731.17, 9,276.38 and 4,839.47

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Solution

The fourth proportional to 6,731.17, 9,276.38 and 4,839.47 is: 6,669.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,731.17 : 9,276.38 = 4,839.47 : x
  2. Step 2: Convert to fraction form
    6,731.17/9,276.38 = 4,839.47/x
  3. Step 3: Cross multiply
    6,731.17x = 9,276.38 × 4,839.47
  4. Step 4: Simplify right side
    6,731.17x = 44,892,784.77
  5. Step 5: Solve for x
    x = 44,892,784.77/6,731.17
  6. Step 6: Final answer
    x = 6,669.39

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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.