Home / 9,936.41-13,712.09-5,460.08

Finding the Fourth Proportional to 9,936.41, 13,712.09 and 5,460.08

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Solution

The fourth proportional to 9,936.41, 13,712.09 and 5,460.08 is: 7,534.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,936.41 : 13,712.09 = 5,460.08 : x
  2. Step 2: Convert to fraction form
    9,936.41/13,712.09 = 5,460.08/x
  3. Step 3: Cross multiply
    9,936.41x = 13,712.09 × 5,460.08
  4. Step 4: Simplify right side
    9,936.41x = 74,869,012.51
  5. Step 5: Solve for x
    x = 74,869,012.51/9,936.41
  6. Step 6: Final answer
    x = 7,534.82

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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.