Home / 5,403.24-8,101.45-2,281.63

Finding the Fourth Proportional to 5,403.24, 8,101.45 and 2,281.63

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Solution

The fourth proportional to 5,403.24, 8,101.45 and 2,281.63 is: 3,421.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,403.24 : 8,101.45 = 2,281.63 : x
  2. Step 2: Convert to fraction form
    5,403.24/8,101.45 = 2,281.63/x
  3. Step 3: Cross multiply
    5,403.24x = 8,101.45 × 2,281.63
  4. Step 4: Simplify right side
    5,403.24x = 18,484,511.36
  5. Step 5: Solve for x
    x = 18,484,511.36/5,403.24
  6. Step 6: Final answer
    x = 3,421.01

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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.