Home / 11,854.88-16,359.72-6,549.69

Finding the Fourth Proportional to 11,854.88, 16,359.72 and 6,549.69

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Solution

The fourth proportional to 11,854.88, 16,359.72 and 6,549.69 is: 9,038.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,854.88 : 16,359.72 = 6,549.69 : x
  2. Step 2: Convert to fraction form
    11,854.88/16,359.72 = 6,549.69/x
  3. Step 3: Cross multiply
    11,854.88x = 16,359.72 × 6,549.69
  4. Step 4: Simplify right side
    11,854.88x = 107,151,094.49
  5. Step 5: Solve for x
    x = 107,151,094.49/11,854.88
  6. Step 6: Final answer
    x = 9,038.57

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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.