Home / 5,288.13-7,297.32-2,930.08

Finding the Fourth Proportional to 5,288.13, 7,297.32 and 2,930.08

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Solution

The fourth proportional to 5,288.13, 7,297.32 and 2,930.08 is: 4,043.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,288.13 : 7,297.32 = 2,930.08 : x
  2. Step 2: Convert to fraction form
    5,288.13/7,297.32 = 2,930.08/x
  3. Step 3: Cross multiply
    5,288.13x = 7,297.32 × 2,930.08
  4. Step 4: Simplify right side
    5,288.13x = 21,381,731.39
  5. Step 5: Solve for x
    x = 21,381,731.39/5,288.13
  6. Step 6: Final answer
    x = 4,043.34

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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.