Home / 2,898.15-4,346.19-1,048.79

Finding the Fourth Proportional to 2,898.15, 4,346.19 and 1,048.79

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Solution

The fourth proportional to 2,898.15, 4,346.19 and 1,048.79 is: 1,572.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,898.15 : 4,346.19 = 1,048.79 : x
  2. Step 2: Convert to fraction form
    2,898.15/4,346.19 = 1,048.79/x
  3. Step 3: Cross multiply
    2,898.15x = 4,346.19 × 1,048.79
  4. Step 4: Simplify right side
    2,898.15x = 4,558,221.50
  5. Step 5: Solve for x
    x = 4,558,221.50/2,898.15
  6. Step 6: Final answer
    x = 1,572.80

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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.