Home / 10,637.62-14,679.79-5,857.47

Finding the Fourth Proportional to 10,637.62, 14,679.79 and 5,857.47

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Solution

The fourth proportional to 10,637.62, 14,679.79 and 5,857.47 is: 8,083.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,637.62 : 14,679.79 = 5,857.47 : x
  2. Step 2: Convert to fraction form
    10,637.62/14,679.79 = 5,857.47/x
  3. Step 3: Cross multiply
    10,637.62x = 14,679.79 × 5,857.47
  4. Step 4: Simplify right side
    10,637.62x = 85,986,429.53
  5. Step 5: Solve for x
    x = 85,986,429.53/10,637.62
  6. Step 6: Final answer
    x = 8,083.24

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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.