Home / 5,282.45-7,289.86-2,924.59

Finding the Fourth Proportional to 5,282.45, 7,289.86 and 2,924.59

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Solution

The fourth proportional to 5,282.45, 7,289.86 and 2,924.59 is: 4,035.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,282.45 : 7,289.86 = 2,924.59 : x
  2. Step 2: Convert to fraction form
    5,282.45/7,289.86 = 2,924.59/x
  3. Step 3: Cross multiply
    5,282.45x = 7,289.86 × 2,924.59
  4. Step 4: Simplify right side
    5,282.45x = 21,319,851.66
  5. Step 5: Solve for x
    x = 21,319,851.66/5,282.45
  6. Step 6: Final answer
    x = 4,035.98

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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.