Home / 10,110.90-13,952.58-5,635.14

Finding the Fourth Proportional to 10,110.90, 13,952.58 and 5,635.14

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Solution

The fourth proportional to 10,110.90, 13,952.58 and 5,635.14 is: 7,776.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,110.90 : 13,952.58 = 5,635.14 : x
  2. Step 2: Convert to fraction form
    10,110.90/13,952.58 = 5,635.14/x
  3. Step 3: Cross multiply
    10,110.90x = 13,952.58 × 5,635.14
  4. Step 4: Simplify right side
    10,110.90x = 78,624,741.66
  5. Step 5: Solve for x
    x = 78,624,741.66/10,110.90
  6. Step 6: Final answer
    x = 7,776.24

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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.