Home / 9,678.44-14,516.51-4,345.58

Finding the Fourth Proportional to 9,678.44, 14,516.51 and 4,345.58

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Solution

The fourth proportional to 9,678.44, 14,516.51 and 4,345.58 is: 6,517.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,678.44 : 14,516.51 = 4,345.58 : x
  2. Step 2: Convert to fraction form
    9,678.44/14,516.51 = 4,345.58/x
  3. Step 3: Cross multiply
    9,678.44x = 14,516.51 × 4,345.58
  4. Step 4: Simplify right side
    9,678.44x = 63,082,670.09
  5. Step 5: Solve for x
    x = 63,082,670.09/9,678.44
  6. Step 6: Final answer
    x = 6,517.85

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1.5x scale

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.