Home / 10,155.18-14,014.04-6,175.56

Finding the Fourth Proportional to 10,155.18, 14,014.04 and 6,175.56

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Solution

The fourth proportional to 10,155.18, 14,014.04 and 6,175.56 is: 8,522.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,155.18 : 14,014.04 = 6,175.56 : x
  2. Step 2: Convert to fraction form
    10,155.18/14,014.04 = 6,175.56/x
  3. Step 3: Cross multiply
    10,155.18x = 14,014.04 × 6,175.56
  4. Step 4: Simplify right side
    10,155.18x = 86,544,544.86
  5. Step 5: Solve for x
    x = 86,544,544.86/10,155.18
  6. Step 6: Final answer
    x = 8,522.21

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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.