Home / 4,207.53-6,311.23-1,434.18

Finding the Fourth Proportional to 4,207.53, 6,311.23 and 1,434.18

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Solution

The fourth proportional to 4,207.53, 6,311.23 and 1,434.18 is: 2,151.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,207.53 : 6,311.23 = 1,434.18 : x
  2. Step 2: Convert to fraction form
    4,207.53/6,311.23 = 1,434.18/x
  3. Step 3: Cross multiply
    4,207.53x = 6,311.23 × 1,434.18
  4. Step 4: Simplify right side
    4,207.53x = 9,051,436.26
  5. Step 5: Solve for x
    x = 9,051,436.26/4,207.53
  6. Step 6: Final answer
    x = 2,151.25

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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.