Home / 10,320.39-14,242.14-5,604.66

Finding the Fourth Proportional to 10,320.39, 14,242.14 and 5,604.66

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Solution

The fourth proportional to 10,320.39, 14,242.14 and 5,604.66 is: 7,734.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,320.39 : 14,242.14 = 5,604.66 : x
  2. Step 2: Convert to fraction form
    10,320.39/14,242.14 = 5,604.66/x
  3. Step 3: Cross multiply
    10,320.39x = 14,242.14 × 5,604.66
  4. Step 4: Simplify right side
    10,320.39x = 79,822,352.37
  5. Step 5: Solve for x
    x = 79,822,352.37/10,320.39
  6. Step 6: Final answer
    x = 7,734.43

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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.