Home / 5,528.44-8,279.16-3,574.72

Finding the Fourth Proportional to 5,528.44, 8,279.16 and 3,574.72

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Solution

The fourth proportional to 5,528.44, 8,279.16 and 3,574.72 is: 5,353.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,528.44 : 8,279.16 = 3,574.72 : x
  2. Step 2: Convert to fraction form
    5,528.44/8,279.16 = 3,574.72/x
  3. Step 3: Cross multiply
    5,528.44x = 8,279.16 × 3,574.72
  4. Step 4: Simplify right side
    5,528.44x = 29,595,678.84
  5. Step 5: Solve for x
    x = 29,595,678.84/5,528.44
  6. Step 6: Final answer
    x = 5,353.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.