Home / 6,124.16-9,186.07-1,964

Finding the Fourth Proportional to 6,124.16, 9,186.07 and 1,964

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Solution

The fourth proportional to 6,124.16, 9,186.07 and 1,964 is: 2,945.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,124.16 : 9,186.07 = 1,964 : x
  2. Step 2: Convert to fraction form
    6,124.16/9,186.07 = 1,964/x
  3. Step 3: Cross multiply
    6,124.16x = 9,186.07 × 1,964
  4. Step 4: Simplify right side
    6,124.16x = 18,041,441.48
  5. Step 5: Solve for x
    x = 18,041,441.48/6,124.16
  6. Step 6: Final answer
    x = 2,945.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.