Home / 4,145.06-6,220.02-2,973.80

Finding the Fourth Proportional to 4,145.06, 6,220.02 and 2,973.80

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Solution

The fourth proportional to 4,145.06, 6,220.02 and 2,973.80 is: 4,462.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,145.06 : 6,220.02 = 2,973.80 : x
  2. Step 2: Convert to fraction form
    4,145.06/6,220.02 = 2,973.80/x
  3. Step 3: Cross multiply
    4,145.06x = 6,220.02 × 2,973.80
  4. Step 4: Simplify right side
    4,145.06x = 18,497,095.48
  5. Step 5: Solve for x
    x = 18,497,095.48/4,145.06
  6. Step 6: Final answer
    x = 4,462.44

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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.