Home / 5,349.14-8,020.76-1,650.34

Finding the Fourth Proportional to 5,349.14, 8,020.76 and 1,650.34

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Solution

The fourth proportional to 5,349.14, 8,020.76 and 1,650.34 is: 2,474.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,349.14 : 8,020.76 = 1,650.34 : x
  2. Step 2: Convert to fraction form
    5,349.14/8,020.76 = 1,650.34/x
  3. Step 3: Cross multiply
    5,349.14x = 8,020.76 × 1,650.34
  4. Step 4: Simplify right side
    5,349.14x = 13,236,981.06
  5. Step 5: Solve for x
    x = 13,236,981.06/5,349.14
  6. Step 6: Final answer
    x = 2,474.60

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Half scale
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Double scale
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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.