Home / 10,041.32-13,839.71-6,678.11

Finding the Fourth Proportional to 10,041.32, 13,839.71 and 6,678.11

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Solution

The fourth proportional to 10,041.32, 13,839.71 and 6,678.11 is: 9,204.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,041.32 : 13,839.71 = 6,678.11 : x
  2. Step 2: Convert to fraction form
    10,041.32/13,839.71 = 6,678.11/x
  3. Step 3: Cross multiply
    10,041.32x = 13,839.71 × 6,678.11
  4. Step 4: Simplify right side
    10,041.32x = 92,423,072.36
  5. Step 5: Solve for x
    x = 92,423,072.36/10,041.32
  6. Step 6: Final answer
    x = 9,204.28

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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.