Home / 10,965.38-16,445.33-4,303.23

Finding the Fourth Proportional to 10,965.38, 16,445.33 and 4,303.23

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Solution

The fourth proportional to 10,965.38, 16,445.33 and 4,303.23 is: 6,453.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,965.38 : 16,445.33 = 4,303.23 : x
  2. Step 2: Convert to fraction form
    10,965.38/16,445.33 = 4,303.23/x
  3. Step 3: Cross multiply
    10,965.38x = 16,445.33 × 4,303.23
  4. Step 4: Simplify right side
    10,965.38x = 70,768,037.42
  5. Step 5: Solve for x
    x = 70,768,037.42/10,965.38
  6. Step 6: Final answer
    x = 6,453.77

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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.