Home / 9,408.49-14,109.85-6,505.45

Finding the Fourth Proportional to 9,408.49, 14,109.85 and 6,505.45

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Solution

The fourth proportional to 9,408.49, 14,109.85 and 6,505.45 is: 9,756.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,408.49 : 14,109.85 = 6,505.45 : x
  2. Step 2: Convert to fraction form
    9,408.49/14,109.85 = 6,505.45/x
  3. Step 3: Cross multiply
    9,408.49x = 14,109.85 × 6,505.45
  4. Step 4: Simplify right side
    9,408.49x = 91,790,820.61
  5. Step 5: Solve for x
    x = 91,790,820.61/9,408.49
  6. Step 6: Final answer
    x = 9,756.17

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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.