Home / 2,897.92-4,349.60-1,437.76

Finding the Fourth Proportional to 2,897.92, 4,349.60 and 1,437.76

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Solution

The fourth proportional to 2,897.92, 4,349.60 and 1,437.76 is: 2,157.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897.92 : 4,349.60 = 1,437.76 : x
  2. Step 2: Convert to fraction form
    2,897.92/4,349.60 = 1,437.76/x
  3. Step 3: Cross multiply
    2,897.92x = 4,349.60 × 1,437.76
  4. Step 4: Simplify right side
    2,897.92x = 6,253,680.90
  5. Step 5: Solve for x
    x = 6,253,680.90/2,897.92
  6. Step 6: Final answer
    x = 2,157.99

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1.5x scale

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.