Home / 5,548.67-7,657.84-3,558.50

Finding the Fourth Proportional to 5,548.67, 7,657.84 and 3,558.50

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Solution

The fourth proportional to 5,548.67, 7,657.84 and 3,558.50 is: 4,911.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,548.67 : 7,657.84 = 3,558.50 : x
  2. Step 2: Convert to fraction form
    5,548.67/7,657.84 = 3,558.50/x
  3. Step 3: Cross multiply
    5,548.67x = 7,657.84 × 3,558.50
  4. Step 4: Simplify right side
    5,548.67x = 27,250,423.64
  5. Step 5: Solve for x
    x = 27,250,423.64/5,548.67
  6. Step 6: Final answer
    x = 4,911.16

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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.