Home / 10,133.84-13,988.08-5,942

Finding the Fourth Proportional to 10,133.84, 13,988.08 and 5,942

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Solution

The fourth proportional to 10,133.84, 13,988.08 and 5,942 is: 8,201.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,133.84 : 13,988.08 = 5,942 : x
  2. Step 2: Convert to fraction form
    10,133.84/13,988.08 = 5,942/x
  3. Step 3: Cross multiply
    10,133.84x = 13,988.08 × 5,942
  4. Step 4: Simplify right side
    10,133.84x = 83,117,171.36
  5. Step 5: Solve for x
    x = 83,117,171.36/10,133.84
  6. Step 6: Final answer
    x = 8,201.94

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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.