Home / 6,156.16-8,495.40-3,361.68

Finding the Fourth Proportional to 6,156.16, 8,495.40 and 3,361.68

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Solution

The fourth proportional to 6,156.16, 8,495.40 and 3,361.68 is: 4,639.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,156.16 : 8,495.40 = 3,361.68 : x
  2. Step 2: Convert to fraction form
    6,156.16/8,495.40 = 3,361.68/x
  3. Step 3: Cross multiply
    6,156.16x = 8,495.40 × 3,361.68
  4. Step 4: Simplify right side
    6,156.16x = 28,558,816.27
  5. Step 5: Solve for x
    x = 28,558,816.27/6,156.16
  6. Step 6: Final answer
    x = 4,639.06

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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.