Home / 9,127.72-13,683.66-4,441.20

Finding the Fourth Proportional to 9,127.72, 13,683.66 and 4,441.20

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Solution

The fourth proportional to 9,127.72, 13,683.66 and 4,441.20 is: 6,657.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,127.72 : 13,683.66 = 4,441.20 : x
  2. Step 2: Convert to fraction form
    9,127.72/13,683.66 = 4,441.20/x
  3. Step 3: Cross multiply
    9,127.72x = 13,683.66 × 4,441.20
  4. Step 4: Simplify right side
    9,127.72x = 60,771,870.79
  5. Step 5: Solve for x
    x = 60,771,870.79/9,127.72
  6. Step 6: Final answer
    x = 6,657.95

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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.