Home / 5,451.18-8,176.77-1,556.16

Finding the Fourth Proportional to 5,451.18, 8,176.77 and 1,556.16

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Solution

The fourth proportional to 5,451.18, 8,176.77 and 1,556.16 is: 2,334.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,451.18 : 8,176.77 = 1,556.16 : x
  2. Step 2: Convert to fraction form
    5,451.18/8,176.77 = 1,556.16/x
  3. Step 3: Cross multiply
    5,451.18x = 8,176.77 × 1,556.16
  4. Step 4: Simplify right side
    5,451.18x = 12,724,362.40
  5. Step 5: Solve for x
    x = 12,724,362.40/5,451.18
  6. Step 6: Final answer
    x = 2,334.24

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Similar ratio
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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.