Home / 5,554.36-7,663.18-3,666.88

Finding the Fourth Proportional to 5,554.36, 7,663.18 and 3,666.88

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Solution

The fourth proportional to 5,554.36, 7,663.18 and 3,666.88 is: 5,059.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,554.36 : 7,663.18 = 3,666.88 : x
  2. Step 2: Convert to fraction form
    5,554.36/7,663.18 = 3,666.88/x
  3. Step 3: Cross multiply
    5,554.36x = 7,663.18 × 3,666.88
  4. Step 4: Simplify right side
    5,554.36x = 28,099,961.48
  5. Step 5: Solve for x
    x = 28,099,961.48/5,554.36
  6. Step 6: Final answer
    x = 5,059.08

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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.