Home / 9,364.15-12,927.71-6,384.36

Finding the Fourth Proportional to 9,364.15, 12,927.71 and 6,384.36

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Solution

The fourth proportional to 9,364.15, 12,927.71 and 6,384.36 is: 8,813.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,364.15 : 12,927.71 = 6,384.36 : x
  2. Step 2: Convert to fraction form
    9,364.15/12,927.71 = 6,384.36/x
  3. Step 3: Cross multiply
    9,364.15x = 12,927.71 × 6,384.36
  4. Step 4: Simplify right side
    9,364.15x = 82,535,090.37
  5. Step 5: Solve for x
    x = 82,535,090.37/9,364.15
  6. Step 6: Final answer
    x = 8,813.95

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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.