Home / 10,635.84-14,677.44-5,920.08

Finding the Fourth Proportional to 10,635.84, 14,677.44 and 5,920.08

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Solution

The fourth proportional to 10,635.84, 14,677.44 and 5,920.08 is: 8,169.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,635.84 : 14,677.44 = 5,920.08 : x
  2. Step 2: Convert to fraction form
    10,635.84/14,677.44 = 5,920.08/x
  3. Step 3: Cross multiply
    10,635.84x = 14,677.44 × 5,920.08
  4. Step 4: Simplify right side
    10,635.84x = 86,891,619.00
  5. Step 5: Solve for x
    x = 86,891,619.00/10,635.84
  6. Step 6: Final answer
    x = 8,169.70

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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.