Home / 2,897.60-4,346.40-1,049.30

Finding the Fourth Proportional to 2,897.60, 4,346.40 and 1,049.30

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Solution

The fourth proportional to 2,897.60, 4,346.40 and 1,049.30 is: 1,573.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897.60 : 4,346.40 = 1,049.30 : x
  2. Step 2: Convert to fraction form
    2,897.60/4,346.40 = 1,049.30/x
  3. Step 3: Cross multiply
    2,897.60x = 4,346.40 × 1,049.30
  4. Step 4: Simplify right side
    2,897.60x = 4,560,677.52
  5. Step 5: Solve for x
    x = 4,560,677.52/2,897.60
  6. Step 6: Final answer
    x = 1,573.95

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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.