Home / 10,975.79-16,463.72-4,406.60

Finding the Fourth Proportional to 10,975.79, 16,463.72 and 4,406.60

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Solution

The fourth proportional to 10,975.79, 16,463.72 and 4,406.60 is: 6,609.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,975.79 : 16,463.72 = 4,406.60 : x
  2. Step 2: Convert to fraction form
    10,975.79/16,463.72 = 4,406.60/x
  3. Step 3: Cross multiply
    10,975.79x = 16,463.72 × 4,406.60
  4. Step 4: Simplify right side
    10,975.79x = 72,549,080.73
  5. Step 5: Solve for x
    x = 72,549,080.73/10,975.79
  6. Step 6: Final answer
    x = 6,609.92

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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.