Home / 9,864.44-13,613.33-5,672.69

Finding the Fourth Proportional to 9,864.44, 13,613.33 and 5,672.69

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Solution

The fourth proportional to 9,864.44, 13,613.33 and 5,672.69 is: 7,828.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,864.44 : 13,613.33 = 5,672.69 : x
  2. Step 2: Convert to fraction form
    9,864.44/13,613.33 = 5,672.69/x
  3. Step 3: Cross multiply
    9,864.44x = 13,613.33 × 5,672.69
  4. Step 4: Simplify right side
    9,864.44x = 77,224,166.92
  5. Step 5: Solve for x
    x = 77,224,166.92/9,864.44
  6. Step 6: Final answer
    x = 7,828.54

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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.