Home / 10,935.81-16,394.10-7,230.27

Finding the Fourth Proportional to 10,935.81, 16,394.10 and 7,230.27

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Solution

The fourth proportional to 10,935.81, 16,394.10 and 7,230.27 is: 10,839.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,935.81 : 16,394.10 = 7,230.27 : x
  2. Step 2: Convert to fraction form
    10,935.81/16,394.10 = 7,230.27/x
  3. Step 3: Cross multiply
    10,935.81x = 16,394.10 × 7,230.27
  4. Step 4: Simplify right side
    10,935.81x = 118,533,769.41
  5. Step 5: Solve for x
    x = 118,533,769.41/10,935.81
  6. Step 6: Final answer
    x = 10,839.05

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1.5x scale

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.