Home / 6,369.53-8,792.01-4,127.45

Finding the Fourth Proportional to 6,369.53, 8,792.01 and 4,127.45

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Solution

The fourth proportional to 6,369.53, 8,792.01 and 4,127.45 is: 5,697.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,369.53 : 8,792.01 = 4,127.45 : x
  2. Step 2: Convert to fraction form
    6,369.53/8,792.01 = 4,127.45/x
  3. Step 3: Cross multiply
    6,369.53x = 8,792.01 × 4,127.45
  4. Step 4: Simplify right side
    6,369.53x = 36,288,537.71
  5. Step 5: Solve for x
    x = 36,288,537.71/6,369.53
  6. Step 6: Final answer
    x = 5,697.21

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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.