Home / 5,088.52-7,628.46-3,136.36

Finding the Fourth Proportional to 5,088.52, 7,628.46 and 3,136.36

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Solution

The fourth proportional to 5,088.52, 7,628.46 and 3,136.36 is: 4,701.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,088.52 : 7,628.46 = 3,136.36 : x
  2. Step 2: Convert to fraction form
    5,088.52/7,628.46 = 3,136.36/x
  3. Step 3: Cross multiply
    5,088.52x = 7,628.46 × 3,136.36
  4. Step 4: Simplify right side
    5,088.52x = 23,925,596.81
  5. Step 5: Solve for x
    x = 23,925,596.81/5,088.52
  6. Step 6: Final answer
    x = 4,701.88

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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.