Home / 10,277.04-15,401.76-5,336.40

Finding the Fourth Proportional to 10,277.04, 15,401.76 and 5,336.40

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Solution

The fourth proportional to 10,277.04, 15,401.76 and 5,336.40 is: 7,997.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,277.04 : 15,401.76 = 5,336.40 : x
  2. Step 2: Convert to fraction form
    10,277.04/15,401.76 = 5,336.40/x
  3. Step 3: Cross multiply
    10,277.04x = 15,401.76 × 5,336.40
  4. Step 4: Simplify right side
    10,277.04x = 82,189,952.06
  5. Step 5: Solve for x
    x = 82,189,952.06/10,277.04
  6. Step 6: Final answer
    x = 7,997.43

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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.