Home / 5,741.28-8,614.08-3,434.40

Finding the Fourth Proportional to 5,741.28, 8,614.08 and 3,434.40

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Solution

The fourth proportional to 5,741.28, 8,614.08 and 3,434.40 is: 5,152.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,741.28 : 8,614.08 = 3,434.40 : x
  2. Step 2: Convert to fraction form
    5,741.28/8,614.08 = 3,434.40/x
  3. Step 3: Cross multiply
    5,741.28x = 8,614.08 × 3,434.40
  4. Step 4: Simplify right side
    5,741.28x = 29,584,196.35
  5. Step 5: Solve for x
    x = 29,584,196.35/5,741.28
  6. Step 6: Final answer
    x = 5,152.89

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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.