Home / 5,528.12-7,624.94-3,756.66

Finding the Fourth Proportional to 5,528.12, 7,624.94 and 3,756.66

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Solution

The fourth proportional to 5,528.12, 7,624.94 and 3,756.66 is: 5,181.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,528.12 : 7,624.94 = 3,756.66 : x
  2. Step 2: Convert to fraction form
    5,528.12/7,624.94 = 3,756.66/x
  3. Step 3: Cross multiply
    5,528.12x = 7,624.94 × 3,756.66
  4. Step 4: Simplify right side
    5,528.12x = 28,644,307.10
  5. Step 5: Solve for x
    x = 28,644,307.10/5,528.12
  6. Step 6: Final answer
    x = 5,181.56

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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.