Home / 5,363.71-8,045.41-3,620.18

Finding the Fourth Proportional to 5,363.71, 8,045.41 and 3,620.18

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Solution

The fourth proportional to 5,363.71, 8,045.41 and 3,620.18 is: 5,430.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,363.71 : 8,045.41 = 3,620.18 : x
  2. Step 2: Convert to fraction form
    5,363.71/8,045.41 = 3,620.18/x
  3. Step 3: Cross multiply
    5,363.71x = 8,045.41 × 3,620.18
  4. Step 4: Simplify right side
    5,363.71x = 29,125,832.37
  5. Step 5: Solve for x
    x = 29,125,832.37/5,363.71
  6. Step 6: Final answer
    x = 5,430.17

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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.