Home / 7,374.74-11,054.90-2,930.92

Finding the Fourth Proportional to 7,374.74, 11,054.90 and 2,930.92

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Solution

The fourth proportional to 7,374.74, 11,054.90 and 2,930.92 is: 4,393.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,374.74 : 11,054.90 = 2,930.92 : x
  2. Step 2: Convert to fraction form
    7,374.74/11,054.90 = 2,930.92/x
  3. Step 3: Cross multiply
    7,374.74x = 11,054.90 × 2,930.92
  4. Step 4: Simplify right side
    7,374.74x = 32,401,027.51
  5. Step 5: Solve for x
    x = 32,401,027.51/7,374.74
  6. Step 6: Final answer
    x = 4,393.51

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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.