Home / 5,345.16-7,380.34-4,301.96

Finding the Fourth Proportional to 5,345.16, 7,380.34 and 4,301.96

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Solution

The fourth proportional to 5,345.16, 7,380.34 and 4,301.96 is: 5,939.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,345.16 : 7,380.34 = 4,301.96 : x
  2. Step 2: Convert to fraction form
    5,345.16/7,380.34 = 4,301.96/x
  3. Step 3: Cross multiply
    5,345.16x = 7,380.34 × 4,301.96
  4. Step 4: Simplify right side
    5,345.16x = 31,749,927.47
  5. Step 5: Solve for x
    x = 31,749,927.47/5,345.16
  6. Step 6: Final answer
    x = 5,939.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.