Home / 10,373.85-14,295.45-7,381.30

Finding the Fourth Proportional to 10,373.85, 14,295.45 and 7,381.30

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Solution

The fourth proportional to 10,373.85, 14,295.45 and 7,381.30 is: 10,171.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,373.85 : 14,295.45 = 7,381.30 : x
  2. Step 2: Convert to fraction form
    10,373.85/14,295.45 = 7,381.30/x
  3. Step 3: Cross multiply
    10,373.85x = 14,295.45 × 7,381.30
  4. Step 4: Simplify right side
    10,373.85x = 105,519,005.09
  5. Step 5: Solve for x
    x = 105,519,005.09/10,373.85
  6. Step 6: Final answer
    x = 10,171.63

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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.