Home / 5,335.65-7,364.25-3,212.91

Finding the Fourth Proportional to 5,335.65, 7,364.25 and 3,212.91

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Solution

The fourth proportional to 5,335.65, 7,364.25 and 3,212.91 is: 4,434.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335.65 : 7,364.25 = 3,212.91 : x
  2. Step 2: Convert to fraction form
    5,335.65/7,364.25 = 3,212.91/x
  3. Step 3: Cross multiply
    5,335.65x = 7,364.25 × 3,212.91
  4. Step 4: Simplify right side
    5,335.65x = 23,660,672.47
  5. Step 5: Solve for x
    x = 23,660,672.47/5,335.65
  6. Step 6: Final answer
    x = 4,434.45

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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.