Home / 5,136.35-7,088.27-3,013.50

Finding the Fourth Proportional to 5,136.35, 7,088.27 and 3,013.50

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Solution

The fourth proportional to 5,136.35, 7,088.27 and 3,013.50 is: 4,158.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,136.35 : 7,088.27 = 3,013.50 : x
  2. Step 2: Convert to fraction form
    5,136.35/7,088.27 = 3,013.50/x
  3. Step 3: Cross multiply
    5,136.35x = 7,088.27 × 3,013.50
  4. Step 4: Simplify right side
    5,136.35x = 21,360,486.58
  5. Step 5: Solve for x
    x = 21,360,486.58/5,136.35
  6. Step 6: Final answer
    x = 4,158.69

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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.