Home / 5,439.62-8,159.47-1,741.84

Finding the Fourth Proportional to 5,439.62, 8,159.47 and 1,741.84

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Solution

The fourth proportional to 5,439.62, 8,159.47 and 1,741.84 is: 2,612.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,439.62 : 8,159.47 = 1,741.84 : x
  2. Step 2: Convert to fraction form
    5,439.62/8,159.47 = 1,741.84/x
  3. Step 3: Cross multiply
    5,439.62x = 8,159.47 × 1,741.84
  4. Step 4: Simplify right side
    5,439.62x = 14,212,466.47
  5. Step 5: Solve for x
    x = 14,212,466.47/5,439.62
  6. Step 6: Final answer
    x = 2,612.77

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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.