Home / 8,683.07-13,023.60-3,686.20

Finding the Fourth Proportional to 8,683.07, 13,023.60 and 3,686.20

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Solution

The fourth proportional to 8,683.07, 13,023.60 and 3,686.20 is: 5,528.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,683.07 : 13,023.60 = 3,686.20 : x
  2. Step 2: Convert to fraction form
    8,683.07/13,023.60 = 3,686.20/x
  3. Step 3: Cross multiply
    8,683.07x = 13,023.60 × 3,686.20
  4. Step 4: Simplify right side
    8,683.07x = 48,007,529.20
  5. Step 5: Solve for x
    x = 48,007,529.20/8,683.07
  6. Step 6: Final answer
    x = 5,528.87

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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.