Home / 4,136.42-5,709.15-2,543.06

Finding the Fourth Proportional to 4,136.42, 5,709.15 and 2,543.06

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Solution

The fourth proportional to 4,136.42, 5,709.15 and 2,543.06 is: 3,509.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,136.42 : 5,709.15 = 2,543.06 : x
  2. Step 2: Convert to fraction form
    4,136.42/5,709.15 = 2,543.06/x
  3. Step 3: Cross multiply
    4,136.42x = 5,709.15 × 2,543.06
  4. Step 4: Simplify right side
    4,136.42x = 14,518,711.00
  5. Step 5: Solve for x
    x = 14,518,711.00/4,136.42
  6. Step 6: Final answer
    x = 3,509.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.