Home / 11,855.34-16,358.98-6,549.84

Finding the Fourth Proportional to 11,855.34, 16,358.98 and 6,549.84

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Solution

The fourth proportional to 11,855.34, 16,358.98 and 6,549.84 is: 9,038.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,855.34 : 16,358.98 = 6,549.84 : x
  2. Step 2: Convert to fraction form
    11,855.34/16,358.98 = 6,549.84/x
  3. Step 3: Cross multiply
    11,855.34x = 16,358.98 × 6,549.84
  4. Step 4: Simplify right side
    11,855.34x = 107,148,701.56
  5. Step 5: Solve for x
    x = 107,148,701.56/11,855.34
  6. Step 6: Final answer
    x = 9,038.01

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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.