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Finding the Fourth Proportional to 4,235.99, 5,845.53 and 2,347.65

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Solution

The fourth proportional to 4,235.99, 5,845.53 and 2,347.65 is: 3,239.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,235.99 : 5,845.53 = 2,347.65 : x
  2. Step 2: Convert to fraction form
    4,235.99/5,845.53 = 2,347.65/x
  3. Step 3: Cross multiply
    4,235.99x = 5,845.53 × 2,347.65
  4. Step 4: Simplify right side
    4,235.99x = 13,723,246.77
  5. Step 5: Solve for x
    x = 13,723,246.77/4,235.99
  6. Step 6: Final answer
    x = 3,239.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.