Home / 4,184.70-5,779.17-2,929.20

Finding the Fourth Proportional to 4,184.70, 5,779.17 and 2,929.20

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Solution

The fourth proportional to 4,184.70, 5,779.17 and 2,929.20 is: 4,045.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,184.70 : 5,779.17 = 2,929.20 : x
  2. Step 2: Convert to fraction form
    4,184.70/5,779.17 = 2,929.20/x
  3. Step 3: Cross multiply
    4,184.70x = 5,779.17 × 2,929.20
  4. Step 4: Simplify right side
    4,184.70x = 16,928,344.76
  5. Step 5: Solve for x
    x = 16,928,344.76/4,184.70
  6. Step 6: Final answer
    x = 4,045.29

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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.