Home / 5,450.15-8,178.57-4,332.98

Finding the Fourth Proportional to 5,450.15, 8,178.57 and 4,332.98

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Solution

The fourth proportional to 5,450.15, 8,178.57 and 4,332.98 is: 6,502.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,450.15 : 8,178.57 = 4,332.98 : x
  2. Step 2: Convert to fraction form
    5,450.15/8,178.57 = 4,332.98/x
  3. Step 3: Cross multiply
    5,450.15x = 8,178.57 × 4,332.98
  4. Step 4: Simplify right side
    5,450.15x = 35,437,580.24
  5. Step 5: Solve for x
    x = 35,437,580.24/5,450.15
  6. Step 6: Final answer
    x = 6,502.13

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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.