Home / 5,484.55-8,228.42-1,974.50

Finding the Fourth Proportional to 5,484.55, 8,228.42 and 1,974.50

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Solution

The fourth proportional to 5,484.55, 8,228.42 and 1,974.50 is: 2,962.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,484.55 : 8,228.42 = 1,974.50 : x
  2. Step 2: Convert to fraction form
    5,484.55/8,228.42 = 1,974.50/x
  3. Step 3: Cross multiply
    5,484.55x = 8,228.42 × 1,974.50
  4. Step 4: Simplify right side
    5,484.55x = 16,246,979.08
  5. Step 5: Solve for x
    x = 16,246,979.08/5,484.55
  6. Step 6: Final answer
    x = 2,962.32

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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.