Home / 2,923.49-4,379.45-1,534.74

Finding the Fourth Proportional to 2,923.49, 4,379.45 and 1,534.74

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Solution

The fourth proportional to 2,923.49, 4,379.45 and 1,534.74 is: 2,299.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,923.49 : 4,379.45 = 1,534.74 : x
  2. Step 2: Convert to fraction form
    2,923.49/4,379.45 = 1,534.74/x
  3. Step 3: Cross multiply
    2,923.49x = 4,379.45 × 1,534.74
  4. Step 4: Simplify right side
    2,923.49x = 6,721,309.42
  5. Step 5: Solve for x
    x = 6,721,309.42/2,923.49
  6. Step 6: Final answer
    x = 2,299.07

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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.