Home / 11,036.37-16,554.56-7,764.11

Finding the Fourth Proportional to 11,036.37, 16,554.56 and 7,764.11

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Solution

The fourth proportional to 11,036.37, 16,554.56 and 7,764.11 is: 11,646.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,036.37 : 16,554.56 = 7,764.11 : x
  2. Step 2: Convert to fraction form
    11,036.37/16,554.56 = 7,764.11/x
  3. Step 3: Cross multiply
    11,036.37x = 16,554.56 × 7,764.11
  4. Step 4: Simplify right side
    11,036.37x = 128,531,303.25
  5. Step 5: Solve for x
    x = 128,531,303.25/11,036.37
  6. Step 6: Final answer
    x = 11,646.16

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.