Home / 11,868.42-16,378.02-6,563.19

Finding the Fourth Proportional to 11,868.42, 16,378.02 and 6,563.19

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Solution

The fourth proportional to 11,868.42, 16,378.02 and 6,563.19 is: 9,056.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,868.42 : 16,378.02 = 6,563.19 : x
  2. Step 2: Convert to fraction form
    11,868.42/16,378.02 = 6,563.19/x
  3. Step 3: Cross multiply
    11,868.42x = 16,378.02 × 6,563.19
  4. Step 4: Simplify right side
    11,868.42x = 107,492,057.08
  5. Step 5: Solve for x
    x = 107,492,057.08/11,868.42
  6. Step 6: Final answer
    x = 9,056.98

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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.