Home / 5,475.69-7,553.60-3,482.78

Finding the Fourth Proportional to 5,475.69, 7,553.60 and 3,482.78

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Solution

The fourth proportional to 5,475.69, 7,553.60 and 3,482.78 is: 4,804.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,475.69 : 7,553.60 = 3,482.78 : x
  2. Step 2: Convert to fraction form
    5,475.69/7,553.60 = 3,482.78/x
  3. Step 3: Cross multiply
    5,475.69x = 7,553.60 × 3,482.78
  4. Step 4: Simplify right side
    5,475.69x = 26,307,527.01
  5. Step 5: Solve for x
    x = 26,307,527.01/5,475.69
  6. Step 6: Final answer
    x = 4,804.43

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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.