Home / 9,784.29-13,502.09-5,307.93

Finding the Fourth Proportional to 9,784.29, 13,502.09 and 5,307.93

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Solution

The fourth proportional to 9,784.29, 13,502.09 and 5,307.93 is: 7,324.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,784.29 : 13,502.09 = 5,307.93 : x
  2. Step 2: Convert to fraction form
    9,784.29/13,502.09 = 5,307.93/x
  3. Step 3: Cross multiply
    9,784.29x = 13,502.09 × 5,307.93
  4. Step 4: Simplify right side
    9,784.29x = 71,668,122.03
  5. Step 5: Solve for x
    x = 71,668,122.03/9,784.29
  6. Step 6: Final answer
    x = 7,324.82

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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.