Home / 10,365.76-14,304.90-6,384.61

Finding the Fourth Proportional to 10,365.76, 14,304.90 and 6,384.61

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Solution

The fourth proportional to 10,365.76, 14,304.90 and 6,384.61 is: 8,810.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,365.76 : 14,304.90 = 6,384.61 : x
  2. Step 2: Convert to fraction form
    10,365.76/14,304.90 = 6,384.61/x
  3. Step 3: Cross multiply
    10,365.76x = 14,304.90 × 6,384.61
  4. Step 4: Simplify right side
    10,365.76x = 91,331,207.59
  5. Step 5: Solve for x
    x = 91,331,207.59/10,365.76
  6. Step 6: Final answer
    x = 8,810.85

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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.