Home / 1,575.52-2,364.54-845.62

Finding the Fourth Proportional to 1,575.52, 2,364.54 and 845.62

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Solution

The fourth proportional to 1,575.52, 2,364.54 and 845.62 is: 1,269.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575.52 : 2,364.54 = 845.62 : x
  2. Step 2: Convert to fraction form
    1,575.52/2,364.54 = 845.62/x
  3. Step 3: Cross multiply
    1,575.52x = 2,364.54 × 845.62
  4. Step 4: Simplify right side
    1,575.52x = 1,999,502.31
  5. Step 5: Solve for x
    x = 1,999,502.31/1,575.52
  6. Step 6: Final answer
    x = 1,269.11

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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.