Home / 10,385.28-14,332.23-6,845.94

Finding the Fourth Proportional to 10,385.28, 14,332.23 and 6,845.94

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Solution

The fourth proportional to 10,385.28, 14,332.23 and 6,845.94 is: 9,447.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,385.28 : 14,332.23 = 6,845.94 : x
  2. Step 2: Convert to fraction form
    10,385.28/14,332.23 = 6,845.94/x
  3. Step 3: Cross multiply
    10,385.28x = 14,332.23 × 6,845.94
  4. Step 4: Simplify right side
    10,385.28x = 98,117,586.65
  5. Step 5: Solve for x
    x = 98,117,586.65/10,385.28
  6. Step 6: Final answer
    x = 9,447.76

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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.