Home / 7,923.29-11,939.40-6,567.08

Finding the Fourth Proportional to 7,923.29, 11,939.40 and 6,567.08

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Solution

The fourth proportional to 7,923.29, 11,939.40 and 6,567.08 is: 9,895.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,923.29 : 11,939.40 = 6,567.08 : x
  2. Step 2: Convert to fraction form
    7,923.29/11,939.40 = 6,567.08/x
  3. Step 3: Cross multiply
    7,923.29x = 11,939.40 × 6,567.08
  4. Step 4: Simplify right side
    7,923.29x = 78,406,935.26
  5. Step 5: Solve for x
    x = 78,406,935.26/7,923.29
  6. Step 6: Final answer
    x = 9,895.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.