Home / 8,623.02-12,927.60-8,134.14

Finding the Fourth Proportional to 8,623.02, 12,927.60 and 8,134.14

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Solution

The fourth proportional to 8,623.02, 12,927.60 and 8,134.14 is: 12,194.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,623.02 : 12,927.60 = 8,134.14 : x
  2. Step 2: Convert to fraction form
    8,623.02/12,927.60 = 8,134.14/x
  3. Step 3: Cross multiply
    8,623.02x = 12,927.60 × 8,134.14
  4. Step 4: Simplify right side
    8,623.02x = 105,154,908.26
  5. Step 5: Solve for x
    x = 105,154,908.26/8,623.02
  6. Step 6: Final answer
    x = 12,194.67

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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.