Home / 9,286.37-12,814.01-5,307.74

Finding the Fourth Proportional to 9,286.37, 12,814.01 and 5,307.74

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Solution

The fourth proportional to 9,286.37, 12,814.01 and 5,307.74 is: 7,324.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,286.37 : 12,814.01 = 5,307.74 : x
  2. Step 2: Convert to fraction form
    9,286.37/12,814.01 = 5,307.74/x
  3. Step 3: Cross multiply
    9,286.37x = 12,814.01 × 5,307.74
  4. Step 4: Simplify right side
    9,286.37x = 68,013,342.83
  5. Step 5: Solve for x
    x = 68,013,342.83/9,286.37
  6. Step 6: Final answer
    x = 7,324.00

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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.