Home / 11,347.09-15,641.91-8,952.93

Finding the Fourth Proportional to 11,347.09, 15,641.91 and 8,952.93

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Solution

The fourth proportional to 11,347.09, 15,641.91 and 8,952.93 is: 12,341.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,347.09 : 15,641.91 = 8,952.93 : x
  2. Step 2: Convert to fraction form
    11,347.09/15,641.91 = 8,952.93/x
  3. Step 3: Cross multiply
    11,347.09x = 15,641.91 × 8,952.93
  4. Step 4: Simplify right side
    11,347.09x = 140,040,925.30
  5. Step 5: Solve for x
    x = 140,040,925.30/11,347.09
  6. Step 6: Final answer
    x = 12,341.57

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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.