Home / 9,132.42-13,688.73-4,683.99

Finding the Fourth Proportional to 9,132.42, 13,688.73 and 4,683.99

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Solution

The fourth proportional to 9,132.42, 13,688.73 and 4,683.99 is: 7,020.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,132.42 : 13,688.73 = 4,683.99 : x
  2. Step 2: Convert to fraction form
    9,132.42/13,688.73 = 4,683.99/x
  3. Step 3: Cross multiply
    9,132.42x = 13,688.73 × 4,683.99
  4. Step 4: Simplify right side
    9,132.42x = 64,117,874.43
  5. Step 5: Solve for x
    x = 64,117,874.43/9,132.42
  6. Step 6: Final answer
    x = 7,020.91

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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.