Home / 5,308.80-7,327.43-3,071.98

Finding the Fourth Proportional to 5,308.80, 7,327.43 and 3,071.98

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Solution

The fourth proportional to 5,308.80, 7,327.43 and 3,071.98 is: 4,240.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,308.80 : 7,327.43 = 3,071.98 : x
  2. Step 2: Convert to fraction form
    5,308.80/7,327.43 = 3,071.98/x
  3. Step 3: Cross multiply
    5,308.80x = 7,327.43 × 3,071.98
  4. Step 4: Simplify right side
    5,308.80x = 22,509,718.41
  5. Step 5: Solve for x
    x = 22,509,718.41/5,308.80
  6. Step 6: Final answer
    x = 4,240.08

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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.