Home / 10,548.88-15,816.82-4,303.80

Finding the Fourth Proportional to 10,548.88, 15,816.82 and 4,303.80

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Solution

The fourth proportional to 10,548.88, 15,816.82 and 4,303.80 is: 6,453.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,548.88 : 15,816.82 = 4,303.80 : x
  2. Step 2: Convert to fraction form
    10,548.88/15,816.82 = 4,303.80/x
  3. Step 3: Cross multiply
    10,548.88x = 15,816.82 × 4,303.80
  4. Step 4: Simplify right side
    10,548.88x = 68,072,429.92
  5. Step 5: Solve for x
    x = 68,072,429.92/10,548.88
  6. Step 6: Final answer
    x = 6,453.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.