Home / 7,498.20-11,237.70-5,758.20

Finding the Fourth Proportional to 7,498.20, 11,237.70 and 5,758.20

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Solution

The fourth proportional to 7,498.20, 11,237.70 and 5,758.20 is: 8,629.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,498.20 : 11,237.70 = 5,758.20 : x
  2. Step 2: Convert to fraction form
    7,498.20/11,237.70 = 5,758.20/x
  3. Step 3: Cross multiply
    7,498.20x = 11,237.70 × 5,758.20
  4. Step 4: Simplify right side
    7,498.20x = 64,708,924.14
  5. Step 5: Solve for x
    x = 64,708,924.14/7,498.20
  6. Step 6: Final answer
    x = 8,629.93

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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.