Home / 9,123.55-13,683.36-2,884.04

Finding the Fourth Proportional to 9,123.55, 13,683.36 and 2,884.04

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Solution

The fourth proportional to 9,123.55, 13,683.36 and 2,884.04 is: 4,325.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,123.55 : 13,683.36 = 2,884.04 : x
  2. Step 2: Convert to fraction form
    9,123.55/13,683.36 = 2,884.04/x
  3. Step 3: Cross multiply
    9,123.55x = 13,683.36 × 2,884.04
  4. Step 4: Simplify right side
    9,123.55x = 39,463,357.57
  5. Step 5: Solve for x
    x = 39,463,357.57/9,123.55
  6. Step 6: Final answer
    x = 4,325.44

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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.