Home / 8,931.36-13,396.20-6,028.32

Finding the Fourth Proportional to 8,931.36, 13,396.20 and 6,028.32

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Solution

The fourth proportional to 8,931.36, 13,396.20 and 6,028.32 is: 9,041.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,931.36 : 13,396.20 = 6,028.32 : x
  2. Step 2: Convert to fraction form
    8,931.36/13,396.20 = 6,028.32/x
  3. Step 3: Cross multiply
    8,931.36x = 13,396.20 × 6,028.32
  4. Step 4: Simplify right side
    8,931.36x = 80,756,580.38
  5. Step 5: Solve for x
    x = 80,756,580.38/8,931.36
  6. Step 6: Final answer
    x = 9,041.91

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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.