Home / 5,508.19-8,261.53-1,559.74

Finding the Fourth Proportional to 5,508.19, 8,261.53 and 1,559.74

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Solution

The fourth proportional to 5,508.19, 8,261.53 and 1,559.74 is: 2,339.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,508.19 : 8,261.53 = 1,559.74 : x
  2. Step 2: Convert to fraction form
    5,508.19/8,261.53 = 1,559.74/x
  3. Step 3: Cross multiply
    5,508.19x = 8,261.53 × 1,559.74
  4. Step 4: Simplify right side
    5,508.19x = 12,885,838.80
  5. Step 5: Solve for x
    x = 12,885,838.80/5,508.19
  6. Step 6: Final answer
    x = 2,339.40

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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.