Home / 5,435.42-8,153.76-1,736.79

Finding the Fourth Proportional to 5,435.42, 8,153.76 and 1,736.79

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Solution

The fourth proportional to 5,435.42, 8,153.76 and 1,736.79 is: 2,605.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,435.42 : 8,153.76 = 1,736.79 : x
  2. Step 2: Convert to fraction form
    5,435.42/8,153.76 = 1,736.79/x
  3. Step 3: Cross multiply
    5,435.42x = 8,153.76 × 1,736.79
  4. Step 4: Simplify right side
    5,435.42x = 14,161,368.83
  5. Step 5: Solve for x
    x = 14,161,368.83/5,435.42
  6. Step 6: Final answer
    x = 2,605.39

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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.