Home / 3,123.08-4,685.51-1,044.45

Finding the Fourth Proportional to 3,123.08, 4,685.51 and 1,044.45

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Solution

The fourth proportional to 3,123.08, 4,685.51 and 1,044.45 is: 1,566.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,123.08 : 4,685.51 = 1,044.45 : x
  2. Step 2: Convert to fraction form
    3,123.08/4,685.51 = 1,044.45/x
  3. Step 3: Cross multiply
    3,123.08x = 4,685.51 × 1,044.45
  4. Step 4: Simplify right side
    3,123.08x = 4,893,775.70
  5. Step 5: Solve for x
    x = 4,893,775.70/3,123.08
  6. Step 6: Final answer
    x = 1,566.97

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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.