Home / 5,345.58-8,018.37-2,749.26

Finding the Fourth Proportional to 5,345.58, 8,018.37 and 2,749.26

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Solution

The fourth proportional to 5,345.58, 8,018.37 and 2,749.26 is: 4,123.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,345.58 : 8,018.37 = 2,749.26 : x
  2. Step 2: Convert to fraction form
    5,345.58/8,018.37 = 2,749.26/x
  3. Step 3: Cross multiply
    5,345.58x = 8,018.37 × 2,749.26
  4. Step 4: Simplify right side
    5,345.58x = 22,044,583.91
  5. Step 5: Solve for x
    x = 22,044,583.91/5,345.58
  6. Step 6: Final answer
    x = 4,123.89

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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.