Home / 4,188.65-6,283.56-1,416.12

Finding the Fourth Proportional to 4,188.65, 6,283.56 and 1,416.12

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Solution

The fourth proportional to 4,188.65, 6,283.56 and 1,416.12 is: 2,124.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,188.65 : 6,283.56 = 1,416.12 : x
  2. Step 2: Convert to fraction form
    4,188.65/6,283.56 = 1,416.12/x
  3. Step 3: Cross multiply
    4,188.65x = 6,283.56 × 1,416.12
  4. Step 4: Simplify right side
    4,188.65x = 8,898,274.99
  5. Step 5: Solve for x
    x = 8,898,274.99/4,188.65
  6. Step 6: Final answer
    x = 2,124.38

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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.