Home / 10,320.44-14,242.08-5,604.75

Finding the Fourth Proportional to 10,320.44, 14,242.08 and 5,604.75

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Solution

The fourth proportional to 10,320.44, 14,242.08 and 5,604.75 is: 7,734.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,320.44 : 14,242.08 = 5,604.75 : x
  2. Step 2: Convert to fraction form
    10,320.44/14,242.08 = 5,604.75/x
  3. Step 3: Cross multiply
    10,320.44x = 14,242.08 × 5,604.75
  4. Step 4: Simplify right side
    10,320.44x = 79,823,269.86
  5. Step 5: Solve for x
    x = 79,823,269.86/10,320.44
  6. Step 6: Final answer
    x = 7,734.49

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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.