Home / 5,257.48-7,886.22-1,559.98

Finding the Fourth Proportional to 5,257.48, 7,886.22 and 1,559.98

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Solution

The fourth proportional to 5,257.48, 7,886.22 and 1,559.98 is: 2,339.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,257.48 : 7,886.22 = 1,559.98 : x
  2. Step 2: Convert to fraction form
    5,257.48/7,886.22 = 1,559.98/x
  3. Step 3: Cross multiply
    5,257.48x = 7,886.22 × 1,559.98
  4. Step 4: Simplify right side
    5,257.48x = 12,302,345.48
  5. Step 5: Solve for x
    x = 12,302,345.48/5,257.48
  6. Step 6: Final answer
    x = 2,339.97

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Double scale
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Similar ratio
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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.