Home / 5,295.78-7,308.09-2,937.87

Finding the Fourth Proportional to 5,295.78, 7,308.09 and 2,937.87

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Solution

The fourth proportional to 5,295.78, 7,308.09 and 2,937.87 is: 4,054.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,295.78 : 7,308.09 = 2,937.87 : x
  2. Step 2: Convert to fraction form
    5,295.78/7,308.09 = 2,937.87/x
  3. Step 3: Cross multiply
    5,295.78x = 7,308.09 × 2,937.87
  4. Step 4: Simplify right side
    5,295.78x = 21,470,218.37
  5. Step 5: Solve for x
    x = 21,470,218.37/5,295.78
  6. Step 6: Final answer
    x = 4,054.21

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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.