Home / 5,554.53-7,665.03-3,316.77

Finding the Fourth Proportional to 5,554.53, 7,665.03 and 3,316.77

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Solution

The fourth proportional to 5,554.53, 7,665.03 and 3,316.77 is: 4,577.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,554.53 : 7,665.03 = 3,316.77 : x
  2. Step 2: Convert to fraction form
    5,554.53/7,665.03 = 3,316.77/x
  3. Step 3: Cross multiply
    5,554.53x = 7,665.03 × 3,316.77
  4. Step 4: Simplify right side
    5,554.53x = 25,423,141.55
  5. Step 5: Solve for x
    x = 25,423,141.55/5,554.53
  6. Step 6: Final answer
    x = 4,577.01

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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.