Home / 5,456.16-8,184.18-1,352.16

Finding the Fourth Proportional to 5,456.16, 8,184.18 and 1,352.16

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Solution

The fourth proportional to 5,456.16, 8,184.18 and 1,352.16 is: 2,028.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,456.16 : 8,184.18 = 1,352.16 : x
  2. Step 2: Convert to fraction form
    5,456.16/8,184.18 = 1,352.16/x
  3. Step 3: Cross multiply
    5,456.16x = 8,184.18 × 1,352.16
  4. Step 4: Simplify right side
    5,456.16x = 11,066,320.83
  5. Step 5: Solve for x
    x = 11,066,320.83/5,456.16
  6. Step 6: Final answer
    x = 2,028.23

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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.