Home / 8,376.36-11,558.57-5,019.12

Finding the Fourth Proportional to 8,376.36, 11,558.57 and 5,019.12

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Solution

The fourth proportional to 8,376.36, 11,558.57 and 5,019.12 is: 6,925.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,376.36 : 11,558.57 = 5,019.12 : x
  2. Step 2: Convert to fraction form
    8,376.36/11,558.57 = 5,019.12/x
  3. Step 3: Cross multiply
    8,376.36x = 11,558.57 × 5,019.12
  4. Step 4: Simplify right side
    8,376.36x = 58,013,824.76
  5. Step 5: Solve for x
    x = 58,013,824.76/8,376.36
  6. Step 6: Final answer
    x = 6,925.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.