Home / 10,403.64-14,361.84-6,153.36

Finding the Fourth Proportional to 10,403.64, 14,361.84 and 6,153.36

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Solution

The fourth proportional to 10,403.64, 14,361.84 and 6,153.36 is: 8,494.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,403.64 : 14,361.84 = 6,153.36 : x
  2. Step 2: Convert to fraction form
    10,403.64/14,361.84 = 6,153.36/x
  3. Step 3: Cross multiply
    10,403.64x = 14,361.84 × 6,153.36
  4. Step 4: Simplify right side
    10,403.64x = 88,373,571.78
  5. Step 5: Solve for x
    x = 88,373,571.78/10,403.64
  6. Step 6: Final answer
    x = 8,494.49

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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.