Home / 9,384.26-12,949.14-5,406.66

Finding the Fourth Proportional to 9,384.26, 12,949.14 and 5,406.66

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Solution

The fourth proportional to 9,384.26, 12,949.14 and 5,406.66 is: 7,460.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,384.26 : 12,949.14 = 5,406.66 : x
  2. Step 2: Convert to fraction form
    9,384.26/12,949.14 = 5,406.66/x
  3. Step 3: Cross multiply
    9,384.26x = 12,949.14 × 5,406.66
  4. Step 4: Simplify right side
    9,384.26x = 70,011,597.27
  5. Step 5: Solve for x
    x = 70,011,597.27/9,384.26
  6. Step 6: Final answer
    x = 7,460.53

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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.