Home / 5,331.81-7,357.90-2,973.95

Finding the Fourth Proportional to 5,331.81, 7,357.90 and 2,973.95

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Solution

The fourth proportional to 5,331.81, 7,357.90 and 2,973.95 is: 4,104.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,331.81 : 7,357.90 = 2,973.95 : x
  2. Step 2: Convert to fraction form
    5,331.81/7,357.90 = 2,973.95/x
  3. Step 3: Cross multiply
    5,331.81x = 7,357.90 × 2,973.95
  4. Step 4: Simplify right side
    5,331.81x = 21,882,026.71
  5. Step 5: Solve for x
    x = 21,882,026.71/5,331.81
  6. Step 6: Final answer
    x = 4,104.05

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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.