Home / 8,719.29-12,012.57-6,027.93

Finding the Fourth Proportional to 8,719.29, 12,012.57 and 6,027.93

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Solution

The fourth proportional to 8,719.29, 12,012.57 and 6,027.93 is: 8,304.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,719.29 : 12,012.57 = 6,027.93 : x
  2. Step 2: Convert to fraction form
    8,719.29/12,012.57 = 6,027.93/x
  3. Step 3: Cross multiply
    8,719.29x = 12,012.57 × 6,027.93
  4. Step 4: Simplify right side
    8,719.29x = 72,410,931.08
  5. Step 5: Solve for x
    x = 72,410,931.08/8,719.29
  6. Step 6: Final answer
    x = 8,304.68

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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.