Home / 3,030.47-4,546.98-1,275.92

Finding the Fourth Proportional to 3,030.47, 4,546.98 and 1,275.92

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Solution

The fourth proportional to 3,030.47, 4,546.98 and 1,275.92 is: 1,914.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,030.47 : 4,546.98 = 1,275.92 : x
  2. Step 2: Convert to fraction form
    3,030.47/4,546.98 = 1,275.92/x
  3. Step 3: Cross multiply
    3,030.47x = 4,546.98 × 1,275.92
  4. Step 4: Simplify right side
    3,030.47x = 5,801,559.99
  5. Step 5: Solve for x
    x = 5,801,559.99/3,030.47
  6. Step 6: Final answer
    x = 1,914.41

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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.