Home / 10,643.01-14,687.37-6,167.62

Finding the Fourth Proportional to 10,643.01, 14,687.37 and 6,167.62

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Solution

The fourth proportional to 10,643.01, 14,687.37 and 6,167.62 is: 8,511.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,643.01 : 14,687.37 = 6,167.62 : x
  2. Step 2: Convert to fraction form
    10,643.01/14,687.37 = 6,167.62/x
  3. Step 3: Cross multiply
    10,643.01x = 14,687.37 × 6,167.62
  4. Step 4: Simplify right side
    10,643.01x = 90,586,116.96
  5. Step 5: Solve for x
    x = 90,586,116.96/10,643.01
  6. Step 6: Final answer
    x = 8,511.32

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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.