Home / 6,127.84-8,463.52-4,817.28

Finding the Fourth Proportional to 6,127.84, 8,463.52 and 4,817.28

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Solution

The fourth proportional to 6,127.84, 8,463.52 and 4,817.28 is: 6,653.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,127.84 : 8,463.52 = 4,817.28 : x
  2. Step 2: Convert to fraction form
    6,127.84/8,463.52 = 4,817.28/x
  3. Step 3: Cross multiply
    6,127.84x = 8,463.52 × 4,817.28
  4. Step 4: Simplify right side
    6,127.84x = 40,771,145.63
  5. Step 5: Solve for x
    x = 40,771,145.63/6,127.84
  6. Step 6: Final answer
    x = 6,653.43

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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.