Home / 2,904.76-4,357.90-1,865.25

Finding the Fourth Proportional to 2,904.76, 4,357.90 and 1,865.25

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Solution

The fourth proportional to 2,904.76, 4,357.90 and 1,865.25 is: 2,798.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,904.76 : 4,357.90 = 1,865.25 : x
  2. Step 2: Convert to fraction form
    2,904.76/4,357.90 = 1,865.25/x
  3. Step 3: Cross multiply
    2,904.76x = 4,357.90 × 1,865.25
  4. Step 4: Simplify right side
    2,904.76x = 8,128,572.98
  5. Step 5: Solve for x
    x = 8,128,572.98/2,904.76
  6. Step 6: Final answer
    x = 2,798.36

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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.