Home / 4,688.50-7,032.57-1,178.54

Finding the Fourth Proportional to 4,688.50, 7,032.57 and 1,178.54

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Solution

The fourth proportional to 4,688.50, 7,032.57 and 1,178.54 is: 1,767.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,688.50 : 7,032.57 = 1,178.54 : x
  2. Step 2: Convert to fraction form
    4,688.50/7,032.57 = 1,178.54/x
  3. Step 3: Cross multiply
    4,688.50x = 7,032.57 × 1,178.54
  4. Step 4: Simplify right side
    4,688.50x = 8,288,165.05
  5. Step 5: Solve for x
    x = 8,288,165.05/4,688.50
  6. Step 6: Final answer
    x = 1,767.76

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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.