Home / 10,675.56-14,736.96-6,646.08

Finding the Fourth Proportional to 10,675.56, 14,736.96 and 6,646.08

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Solution

The fourth proportional to 10,675.56, 14,736.96 and 6,646.08 is: 9,174.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,675.56 : 14,736.96 = 6,646.08 : x
  2. Step 2: Convert to fraction form
    10,675.56/14,736.96 = 6,646.08/x
  3. Step 3: Cross multiply
    10,675.56x = 14,736.96 × 6,646.08
  4. Step 4: Simplify right side
    10,675.56x = 97,943,015.12
  5. Step 5: Solve for x
    x = 97,943,015.12/10,675.56
  6. Step 6: Final answer
    x = 9,174.51

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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.