Home / 9,285.62-13,931.32-3,045.68

Finding the Fourth Proportional to 9,285.62, 13,931.32 and 3,045.68

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Solution

The fourth proportional to 9,285.62, 13,931.32 and 3,045.68 is: 4,569.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,285.62 : 13,931.32 = 3,045.68 : x
  2. Step 2: Convert to fraction form
    9,285.62/13,931.32 = 3,045.68/x
  3. Step 3: Cross multiply
    9,285.62x = 13,931.32 × 3,045.68
  4. Step 4: Simplify right side
    9,285.62x = 42,430,342.70
  5. Step 5: Solve for x
    x = 42,430,342.70/9,285.62
  6. Step 6: Final answer
    x = 4,569.47

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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.