Home / 9,285.24-12,814.51-5,305.58

Finding the Fourth Proportional to 9,285.24, 12,814.51 and 5,305.58

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Solution

The fourth proportional to 9,285.24, 12,814.51 and 5,305.58 is: 7,322.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,285.24 : 12,814.51 = 5,305.58 : x
  2. Step 2: Convert to fraction form
    9,285.24/12,814.51 = 5,305.58/x
  3. Step 3: Cross multiply
    9,285.24x = 12,814.51 × 5,305.58
  4. Step 4: Simplify right side
    9,285.24x = 67,988,446.63
  5. Step 5: Solve for x
    x = 67,988,446.63/9,285.24
  6. Step 6: Final answer
    x = 7,322.20

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