Home / 5,622.48-8,432.70-1,726.02

Finding the Fourth Proportional to 5,622.48, 8,432.70 and 1,726.02

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Solution

The fourth proportional to 5,622.48, 8,432.70 and 1,726.02 is: 2,588.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,622.48 : 8,432.70 = 1,726.02 : x
  2. Step 2: Convert to fraction form
    5,622.48/8,432.70 = 1,726.02/x
  3. Step 3: Cross multiply
    5,622.48x = 8,432.70 × 1,726.02
  4. Step 4: Simplify right side
    5,622.48x = 14,555,008.85
  5. Step 5: Solve for x
    x = 14,555,008.85/5,622.48
  6. Step 6: Final answer
    x = 2,588.72

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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.