Home / 3,036.30-4,553.55-1,186.35

Finding the Fourth Proportional to 3,036.30, 4,553.55 and 1,186.35

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Solution

The fourth proportional to 3,036.30, 4,553.55 and 1,186.35 is: 1,779.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036.30 : 4,553.55 = 1,186.35 : x
  2. Step 2: Convert to fraction form
    3,036.30/4,553.55 = 1,186.35/x
  3. Step 3: Cross multiply
    3,036.30x = 4,553.55 × 1,186.35
  4. Step 4: Simplify right side
    3,036.30x = 5,402,104.04
  5. Step 5: Solve for x
    x = 5,402,104.04/3,036.30
  6. Step 6: Final answer
    x = 1,779.17

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Half scale
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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.