Home / 5,451.99-8,178.27-1,753.93

Finding the Fourth Proportional to 5,451.99, 8,178.27 and 1,753.93

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Solution

The fourth proportional to 5,451.99, 8,178.27 and 1,753.93 is: 2,630.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,451.99 : 8,178.27 = 1,753.93 : x
  2. Step 2: Convert to fraction form
    5,451.99/8,178.27 = 1,753.93/x
  3. Step 3: Cross multiply
    5,451.99x = 8,178.27 × 1,753.93
  4. Step 4: Simplify right side
    5,451.99x = 14,344,113.10
  5. Step 5: Solve for x
    x = 14,344,113.10/5,451.99
  6. Step 6: Final answer
    x = 2,630.99

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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.